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FIELD GUIDE COLLECTION: Local field identification manuals are an essential component of every outdoor enthusiast’s reference collection. Acorn Naturalists carries the latest versions of Audubon, Peterson, Golden, Nature Finder, National Geographic, Sibley, Kaufman, Newcomb, Pocket Naturalist, and many other informative guides. We also offer satchels to protect your field guides while you are out on the trail.

GOLDEN GUIDES. These guides have inspired millions of individuals to explore nature. Revised and updated, Golden Guides offer detailed information and vivid illustrations. $6.95 each.

BATS. #FG-7336.BIRD LIFE. #FG-2388.BIRDS. #FG-2389.BUTTERFLIES & MOTHS. #FG-2390.DINOSAURS. #FG-2391.ENDANGERED ANIMALS. #FG-4270.FISHES. #FG-2393.FISHING. #FG-2394.FOSSILS. #FG-2396.FROGS AND TOADS. #FG-12236.GEOLOGY. #FG-2397.INSECTS. #FG-2398.MAMMALS. #FG-2399.NORTH AMERICAN INDIAN ARTS. #FG-2400.PLANETS. #FG-2401.POISONOUS ANIMALS. #FG-14031.

PAJARO® FIELD BAGS. Features a full-size zipper pocket on the backside to store trail maps or notes, a clever secret inside flap sealed with Velcro (for driver’s license, credit cards or other items), a large main pocket (6-1/2” x 9” x 2-1/2”) for binoculars, field guides, travel books or a small snack, an open front pocket for field guides or note pad, a zippered, expandable front pocket for compact binoculars, and a flap that secures everything with a snap strap. Made in the US of durable materials. Forest green. $35.95 each.WAIST STRAP STYLE (comes with fully adjustable waist band). #T-8201.SHOULDER STRAP STYLE (comes with fully adjustable shoulder strap). #T-8203.

GOLDEN FIELD GUIDES. These colorful guides offer readers a fine introduction to common North American plants, animals and minerals.

BIRDS OF NORTH AMERICA. #FG-6253. $15.95.

REPTILES OF NORTH AMERICA. #FG-6254. $14.95.

ROCKS AND MINERALS. #FG-6255. $14.95.

SEASHELLS OF NORTH AMERICA. #FG-6256. $14.95

TREES OF NORTH AMERICA. #FG-6258. $14.95.

POND LIFE. #FG-2402. REPTILES AND AMPHIBIANS. #FG-2403.ROCKS & MINERALS. #FG-2404.SEASHELLS. #FG-2405.SEASHORES. #FG-2406.SHARKS. #FG-11143.SKY GUIDE. #FG-2407.SNAKES. #FG-11144.SPIDERS AND THEIR KIN. #FG-2408. STARS. #FG-2409.TREES. #FG-2410.WEATHER. #FG-2413.WEEDS. #FG-2414.WHALES AND SEA MAMMALS. #FG-2415.WILDFLOWERS. #FG-2395.

PAJARO GRANDE FIELD BAG. This extra-roomy US-made black field bag features a main pocket that zips shut for waterproof protection for several field guides,

including Sibley guides. Also features unique side-zippered pocket that holds full-sized binoculars. Four additional pockets can house maps, checklists, personal items, valuables and pens. Elasticized side pocket holds a water bottle, cell phone, or sunglasses. These handsome black field bags are available as a shoulder bag (with a belt loop) or a waist pack. Bag measures 7.5” x 10” x 3”. $45.95 each. WAIST STRAP STYLE (comes with fully adjustable waist band). #T-11142.SHOULDER STRAP STYLE (comes with fully adjustable shoulder strap). #T-11141.

RED LED FLASHLIGHT. This convenient 3-1/2" long red LED flashlight on a keychain is perfect for

looking at star maps or field guides in limited light without disturbing others or losing your night vision. Uses two button cell batteries (included). #T-19023. $5.95 each. 12 or more,$5.45 each.

PAJARITO SHOULDER BAG. Durable, lightweight bag that's ideal for young people. This bag features a large main pocket for book and/or notebook, front zippered pocket for small items to observe nature (magnifier, bug box, etc.) or personal items and a pocket for a pen, pencil, or small flashlight. Measures 6.5" x 9" x 2". Navy blue, made in USA of durable 1000-denier cordura and nylon ripstop. #T-19201. $21.95.

SET OF ALL 31 GOLDEN GUIDES. #FG-20159. $215.45. $194.95.SET OF FIVE GOLDEN FIELD GUIDES. #FG-20158. $75.75. $68.95.

BULK DISCOUNTS ON FIELD GUIDES: If you need classroom sets or bulk quantities of any ofthe 300+ field guide titles that we offer, take advantage of our bulk pricing: purchase 20 or more of any one title and receive an automatic 20% discount off of the listed price!

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ASTRONOMY. #FG-2348. BIRDS. #FG-2349.BUTTERFLIES AND MOTHS. #FG-3120. CATERPILLARS. #FG-2350.CLOUDS AND WEATHER. #FG-2351.FISHES. #FG-2353.FORESTS. #FG-5292.INSECTS. #FG-2354.MAMMALS. #FG-2355.REPTILES AND AMPHIBIANS. #FG-2356.ROCKS AND MINERALS. #FG-2357.SEASHORES. #FG-2358.SHELLS. #FG-2359.TREES. #FG-2361.URBAN WILDLIFE. #FG-2819.WILDFLOWERS. #FG-2362.

ANIMAL TRACKS. #FG-2307. $19.95. ATLANTIC COAST FISHES. #FG-2308. $19.95. ATLANTIC SEASHORE. #FG-2309. $20.95. BEETLES. #FG-2311. $21.95. BIRDS OF BRITAIN & EUROPE. FG-2314. $24.95. BIRDS OF EASTERN AND CENTRAL NORTH AMERICA. #FG-11147. $19.95.BIRDS OF NORTH AMERICA. FG-20292. $25.95.BIRDS OF TEXAS. #FG-2315. $22.95. EASTERN BIRDS’ NESTS. #FG-2313. $19.95.EASTERN BUTTERFLIES. #FG-2317. $22.95.EASTERN FORESTS. #FG-2318. $19.95.EASTERN GEOLOGY. #FG-4271. $21.95.EASTERN REPTILES AND AMPHIBIANS. #FG-2334. $20.95.EASTERN TREES. #FG-2320. $19.95.EDIBLE WILD PLANTS - EAST & CENTRAL. #FG-2322. $18.95.FEEDER BIRDS OF EASTERN NORTH AMERICA. #FG-9176. $9.95.FERNS OF NE AND CENTRAL NORTH AMERICA. #FG-2323. $19.95.FRESHWATER FISHES OF NORTH AMERICA NORTH OF MEXICO. #FG-20027. $20.95.HAWKS. #FG-2325. $21.95. HUMMINGBIRDS OF NORTH AMERICA. #FG-10241. $21.95.INSECTS OF NORTH AMERICA. #FG-2326. $18.95.MAMMALS. #FG-2327. $19.95. MEDICINAL PLANTS - EASTERN AND CENTRAL. #FG-2328. $18.95. MEDICINAL PLANTS - WESTERN. #FG-11148. $21.95. MUSHROOMS. #FG-2330. $20.95.PACIFIC STATES FLOWERS. #FG-2333. $18.95. PRAIRIE (North American). #FG-12429. $19.95.ROCKS & MINERALS. #FG-2335. $19.95. ROCKY MOUNTAIN/SW FORESTS. #FG-7174. $19.95.

PETERSON FIELD GUIDES. For over 60 years, the Peterson Field Guides have set the standard for field guide excellence. The unique Peterson identification system is widely respected for its ease of use and accuracy. This is one of the most complete series of field guides in the world. Peterson Field Guides are bound with a tough, but lightweight cover.

PETERSON FIRST GUIDES. As their title suggests, these guides are perfect for individuals who are just getting started in the

field. Simplified versions of the famous Peterson Field Guides, the First Guides focus on the animals, plants and physical features you are most likely to encounter. They make it easy for all, ages 7-adult, to get started using field guides. $5.95 each.

ROCKY MOUNTAIN WILDFLOWERS. #FG-2336. $20.95.SHELLS OF THE ATLANTIC. #FG-3121. $18.95.SOUTHEASTERN & CARIBBEAN SEASHORES. #FG-2338. $22.95.SOUTHWEST AND TEXAS WILDFLOWERS. #FG-2339. $21.95.STARS AND PLANETS. #FG-2340. $18.95.TREES AND SHRUBS OF NORTHEAST AND NORTH CENTRAL US AND SOUTHEAST & SOUTH CENTRAL CANADA. #FG-2341. $18.95.VENOMOUS ANIMALS & PLANTS. #FG-3122. $20.95.WARBLERS. #FG-6213. $20.95.WESTERN BIRDS. #FG-19202. $19.95.WESTERN BIRDS’ NESTS. #FG-2343. $19.95.WESTERN REPTILES & AMPHIBIANS. #FG-2345. $21.95.WESTERN TREES. #FG-2346. $19.95.WILDFLOWERS, NORTHEASTERN AND NORTH CENTRAL. #FG-2347. $19.95.

BACKYARD BIRDS. #FG-8205. $5.95.BIRDS OF PREY. #FG-8206. $5.95.BUTTERFLIES. #FG-8482. $6.95. CATERPILLARS. #FG-8483. 5.95.SONGBIRDS. #FG-8484. $6.95.

PETERSON FIELD GUIDES FOR YOUNG NATURALISTS. Beginner series incorporates both color photographs

and line drawings with key field marks. Complete descriptions of each species’ habitat, food preferences and behaviors. Ages 7-12.

SET OF ALL 16 PETERSON FIRST GUIDES. #FG-20160. $95.20. $89.95.

ALL FIVE PETERSON FIELD GUIDES FOR YOUNG NATURALISTS. #FG-20161. $31.75. $27.95.

WESTERN NATURALIST PETERSON FIELD GUIDE COLLEC TION. Includes Western Birds, Western Birds' Nests, Western Reptiles &

Amphibians, and Western Trees. #FG-20162. $81.80. $75.95.

EASTERN NATURALIST PETERSON FIELD GUIDE COLLECTION. Includes Birds of Eastern/Central North America, Eastern Butterflies, Eastern

Birds' Nests, Eastern Geology, Eastern Forests, Eastern Reptiles & Amphibians and Eastern Trees. #FG-20163. $145.65. $133.95.

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UNIVERSITY OF CALIFORNIA FIELD GUIDES. Both classic and new guides have been published by UC Press to help beginning and advanced naturalists identify and understand the diverse flora and fauna of California. Each of these field guides contains a wealth of information along with beautiful color photographs that document different species in native habitats. Guides are compact (4-1/2” x 7-1/4”) with durable covers for use in both the classroom and in the field.CALIFORNIA BIRD LIFE. #FG-13551. $21.95.CALIFORNIA CONDOR, INTRODUCTION TO THE. #FG-13552. $19.95.CALIFORNIA DESERT WILDFLOWERS. #FG-13553. $19.95.CALIFORNIA DRAGONFLIES AND DAMSELFLIES. #FG-13554. $19.95.CALIFORNIA FRESHWATER FISHES. #FG-13555. $25.95.CALIFORNIA MAMMALS. #FG-13556. $19.95.CALIFORNIA MOUNTAIN WILDFLOWERS. #FG-13557. $19.95.CALIFORNIA PLANT LIFE. #FG-13558. $19.95.CALIFORNIA RAPTORS. #FG-13559. $19.95.CALIFORNIA SHARKS, RAYS AND CHIMAERAS. #FG-13560. $19.95.CALIFORNIA, OREGON, WASHINGTON, SHORE WILDFLOWERS. #FG-13561. $19.95.CALIFORNIA SPRING WILDFLOWERS. #FG-13562. $19.95.CALIFORNIA SOILS AND PLANTS. #FG-13787. $19.95.CALIFORNIA TREES AND SHRUBS. #FG-13563. $26.95.CALIFORNIA WATER, AN INTRODUCTION (revised edition). #FG-13564. $19.95.FIELD GUIDE TO AMPHIBIANS & REPTILES OF THE SAN DIEGO REGION. #FG-14035. $24.95.FIELD GUIDE TO BEETLES OF CALIFORNIA. #FG-14515. $24.95.FIELD GUIDE TO PLANT GALLS OF CALIFORNIA & WESTERN STATES. #FG-15380. $24.95.HORNED LIZARDS OF NORTH AMERICA. #FG-13565. $21.95.INTRODUCTION TO AIR IN SOUTHERN CALIFORNIA. #FG-14032. $19.95.INTRODUCTION TO CALIFORNIA BEETLES. #FG-13550. $19.95.INTRODUCTION TO CALIFORNIA CHAPARRAL. #FG-14033. $21.95.INTRODUCTION TO ENERGY IN CALIFORNIA. #FG-17279. $19.95.INTRODUCTION TO THE BIRDS OF THE SOUTHERN CALIFORNIA COAST. #FG-13788. $21.95.OWLS OF CALIFORNIA AND THE WEST. #FG-16087. $21.95.PESTS OF NATIVE CALIFORNIA CONIFERS. #FG-13566. $21.95.PLANT LIFE OF SOUTHERN CALIFORNIA. #FG-13567. $21.95.SIERRA NEVADA NATURAL HISTORY. #FG-13568. $25.95.

NATIONAL AUDUBON SOCIETY FIELD GUIDES. This series nicely complements other field guides, featuring full-color glossy photographs that arrange animals by similar appearance rather than by strict family grouping. This system is particularly useful when identifying birds in the field, where several unrelated species may share similar field markings.

BIRDS, EASTERN. #FG-2363. $19.95.BIRDS, WESTERN. #FG-2364. $19.95.BUTTERFLIES. #FG-2365. $21.95.FISHES. #FG-15265. $21.95.FOSSILS. #FG-2367. $20.95.INSECTS AND SPIDERS. #FG-2368. $19.95.MAMMALS. #FG-2369. $19.95.MUSHROOMS. #FG-2370. $20.95.NIGHT SKY. #FG-2371. $19.95.

NORTH AMERICAN WEATHER. #FG-2372. $19.95.REPTILES AND AMPHIBIANS. #FG-2373. $19.95.ROCKS AND MINERALS. #FG-2374. $19.95.SEASHELLS. #FG-2375. $19.95.TREES, EASTERN. #FG-2377. $19.95.TREES, WESTERN. #FG-2378. $19.95.WILDFLOWERS, EASTERN. #FG-2379. $19.95.WILDFLOWERS, WESTERN. #FG-2380. $19.95.

THE AUDUBON SOCIETY POCKET GUIDES. Beautifully illustrated field guides featuring 80 full-color photographs. Convenient 4” x 6” size slips easily into a pocket or backpack. Each guide discusses identification methods along with range, habitat and seasonal variations. Because of their light weight and small size, these field guides are very popular with hikers and backpackers. $10.95 each.

ANIMAL TRACKS. #FG-2668.BUTTERFLIES. #FG-7337.CLOUDS AND STORMS. #FG-5103.CONSTELLATIONS. #FG-14463.EASTERN BIRDS. #FG-542.EASTERN FLOWERS. #FG-652.EASTERN TREES. #FG-654.MAMMALS. #FG-575.MUSHROOMS. #FG-7338.NORTH AMERICAN BIRDS OF PREY. #FG-3124. REPTILES AND AMPHIBIANS. #FG-513. ROCKS AND MINERALS. #FG-443.

SEASHELLS. #FG-485.SONGBIRDS AND FAMILIAR BACKYARD BIRDS/EAST. #FG-3127.WATERFOWL. #FG-5401.WESTERN BIRDS. #FG-533.WESTERN FLOWERS. #FG-651.WESTERN TREES. #FG-655.

NATIONAL AUDUBON SOCIETY REGIONAL FIELD GUIDE SERIES. These resources provide readers with a compact yet comprehensive guide to the natural features found in each region or state. Whether you are at home or on the road, these field guides provide you with an introduction to the region’s common wildflowers, trees, invertebrates, amphibians, reptiles, birds, mammals, geology, fossils, weather, ecology and even its night skies. Each is illustrated with hundreds of photographs, drawings and maps, and includes an extensive listing of places of exceptional natural beauty. $19.95 each.

CALIFORNIA. #FG-7175.

FLORIDA. #FG-7176.

MID-ATLANTIC STATES. #FG-8226.

NEW ENGLAND STATES. #FG-7177.

PACIFIC NORTHWEST. #FG-7178.

ROCKY MOUNTAIN STATES. #FG-8227.

SOUTHEASTERN STATES. #FG-8228.

SOUTHWESTERN STATES. #FG-8229.

WESTERN AUDUBON POCKET FIELD GUIDE COLLECTION. Includes Western Birds, Western Flowers, Western Trees, Animal Tracks, Butterflies, Mammals, Birds of Prey, Waterfowl, and Reptiles & Amphibians. #FG-20165. $98.55. $93.95.

EASTERN AUDUBON POCKET FIELD GUIDE COLLECTION. Includes Eastern Birds, Eastern Flowers, Eastern Trees, Birds of Prey, Animal Tracks, Butterflies, Mammals, Waterfowl, and Reptiles & Amphibians. #FG-20166. $98.55. $93.95.

BULK DISCOUNTS ON FIELD GUIDES: If you

need classroom s e t s o r b u l k quantities of any

ofthe 300+ field guide titles that we offer, take advantage of our bulk pricing: purchase 20 or more of any one title and receive an automatic 20% discount off the listed price of the title!

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POCKET NATURALIST LAMINATED FIELD GUIDES. Use these lightweight, laminated, waterproof guides in the field under any weather condition. Information is presented logically based on what the outdoor explorer is most likely to observe. Compact 4” x 8” size opens out to 8” x 22”. Color pictures and information are located on both sides of the card. Useful and durable introductory guides for all ages and abilities. $5.95 each.

ANIMAL TRACKS. #FG-12237.ARIZONA BIRDS. #FG-12238.ARIZONA TREES AND WILDFLOWERS. #FG-12432.BEETLES OF NORTH AMERICA. #FG-20164.BIRDS OF PREY. #FG-12239.BUGS AND SLUGS (INVERTEBRATES). #FG-12240.BUTTERFLIES AND MOTHS OF NORTH AMERICA. #FG-12241.CALIFORNIA BIRDS. #FG-12242.CALIFORNIA BUTTERFLIES AND MOTHS. #FG-17177.CALIFORNIA SEASHORE LIFE. #FG-12243.CALIFORNIA TREES AND WILDFLOWERS. #FG-12244. CALIFORNIA WILDLIFE. #FG-12245.DANGEROUS ANIMALS AND PLANTS. #FG-18065.DINOSAURS. #FG-13295.DRAGONFLIES AND DAMSELFLIES. #FG-18066.DUCKS. #FG-13142.EASTERN BACKYARD BIRDS. #FG-12246.EASTERN COASTAL BIRDS. #FG-12247.EASTERN SEASHORE LIFE. #FG-12248. EMERGENCY FIRST AID. #FG-12249.FRESHWATER FISHES. #FG-12258.GEOLOGY. #FG-12250. GRASSLAND BIRDS. #FG-17176.GRASSLAND TREES AND WILDFLOWERS. #FG-18067.GRASSLAND WILDLIFE. #FG-18068.GREAT LAKES BIRDS. #FG-12251. GREAT LAKES TREES AND WILDFLOWERS. #FG-12252.GREAT LAKES WILDLIFE. #FG-12253. GULF COAST BIRDS. #FG-12254.HOUSE & GARDEN PESTS. #FG-17175. INVASIVE WEEDS OF WESTERN N. AMERICA. #FG-12255. KNOTS. #FG-16220. MAMMALS. #FG-12259.

MEDICINAL PLANTS. #FG-18069. MUSHROOMS. #FG-12260.NEW ENGLAND BIRDS. #FG-12256.NEW ENGLAND TREES AND WILDFLOWERS. #FG-12257.NEW ENGLAND WILDLIFE. #FG-12261.NIGHT SKY. #FG-12262. NORTHEASTERN SEASHORE LIFE. #FG-12263.NORTHWESTERN SEASHORE LIFE. #FG-12264.POND LIFE, 2nd Ed. #FG-12265.REPTILES AND AMPHIBIANS. #FG-12266.ROADSIDE WILDFLOWERS. #FG-12267.ROCKY MOUNTAIN BIRDS. #FG-12431.ROCKY MOUNTAIN TREES & WILDFLOWERS. #FG-12268.ROCKY MOUNTAIN WILDLIFE. #FG-12269.SALTWATER FISHES. #FG-12270.SOUTHWESTERN BUTTERFLIES. #FG-15267.SOUTHWESTERN DESERT BIRDS. #FG-12271.SOUTHWESTERN DESERT LIFE. #FG-12272.TREES. #FG-12273.URBAN WILDLIFE. #FG-12274.WEATHER. #FG-12275.WESTERN BACKYARD BIRDS. #FG-12276.WESTERN COASTAL BIRDS. #FG-12277.WILDERNESS SURVIVAL. #FG-12278.

NATURE FINDER GUIDES. These compact (4” x 6”) lightweight (2 ounces) and reasonably priced guides utilize a simple key system to identify common plants and animals and celestial features occurring in North America.

STOKES BEGINNER’S GUIDES. Clearly written and illustrated, these guides are pocket-sized and easily fit into backpacks or hip pockets. For all ages. $9.95 each.BATS. #FG-10242.BIRDS, EASTERN EDITION. #FG-5101. BIRDS, WESTERN EDITION. #FG-5102.BIRDFEEDING. #FG-13545.BUTTERFLIES. #FG-10079. DRAGONFLIES. #FG-11150.HUMMINGBIRDS. #FG-13544.

SHOREBIRDS. #FG-10078.

INTERTIDAL LIFE, EASTERN. #FG-2512. $4.95.INTERTIDAL LIFE, PACIFIC. #FG-384. $4.95.MAMMALS, MOUNTAIN STATES. #FG-1168. $6.75.MAMMALS, PACIFIC COAST. #FG-577. $5.95.TRACKS, EASTERN. #FG-2513. $4.95.TREES, DESERT. #FG-659. $3.95.TREES, EASTERN SPRING-FALL. #FG-2514. $4.95.TREES, EASTERN WINTER. #FG-2515. $4.95.TREES, PACIFIC COAST. #FG-658. $4.95.TREES, ROCKY MOUNTAINS. #FG-251. $4.95.WEEDS, EASTERN WINTER. #FG-2516. $4.95.

BERRIES, EASTERN. #FG-2509. $3.95. BERRIES, PACIFIC COAST. #FG-657. $3.95.BIRDS, EASTERN. #FG-2508. $4.95.BIRDS, PACIFIC COAST. #FG-543. $3.95.CONSTELLATIONS. #FG-14454. $4.95.FERNS, EASTERN. #FG-2510. $4.95.FERNS, PACIFIC COAST. #FG-656. $4.95.FISH, PACIFIC COAST. #FG-664. $5.75.FLOWERS, EASTERN. #FG-2511. $4.95.FLOWERS, REDWOOD REGION. #FG-660. $4.95.FLOWERS, ROCKY MOUNTAIN. #FG-662. $5.75.

WESTERN POCKET NATURALIST FIELD GUIDE COLLECTION. Includes Western Backyard Birds, Western Coastal Birds, Birds of Prey, Animal Tracks, Beetles, Ducks, Mammals, Pond Life, Reptiles and Amphibians, Freshwater

Fishes and Urban Wildlife. #FG-20264. $65.45. $59.95.

EASTERN POCKET NATURALIST FIELD GUIDE COLLECTION. Includes Eastern Backyard Birds, Eastern Coastal Birds, Eastern Seashore Life, Animal Tracks, Beetles, Ducks, Mammals, Pond Life, Reptiles and Amphibians,

Freshwater Fishes and Urban Wildlife. #FG-20265. $65.45. $59.95.

SET OF EIGHT STOKES BEGINNER'S GUIDES. #FG-20266. $79.60. $73.95.

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THE SIBLEY GUIDE TO BIRDS. Sibley. Massive 544 page field guide that has taken the birding world by storm. Perfect for more experienced birders—possibly the most comprehensive birding guide in print. Includes over 6,500 full-color paintings of 850 species and 350 regional populations. Comprehensive descriptions of bird shapes, forms, colors, and key field marks. Range maps trace each species’ migration routes.

For those who also bird by ear, calls are clearly described. An incredible amount of information in a field guide format. # FG-9501. $39.95.

T H E S I B L E Y F I E L D G U I D E T O B I R D S O F EASTERN (WESTERN) NORTH AMERICA. Sibley. This two-volume series offers information on habitat and behavior along with complete descriptions of each species. Useful maps contain the most up-to-date information on ranges. Eastern covers 550 species; Western 650 species. Includes over 4,000 Sibley paintings with views of each species. EASTERN BIRDS. # FG-11155. $19.95.WESTERN BIRDS. # FG-11156. $19.95.

KAUFMAN FIELD GUIDE TO INSECTS OF NORTH AMERICA. Kaufman. Offers a wealth of information

on the amazing behaviors and fascinating life histories of insects. Guide takes a broad ecological a p p r o a c h , m a k i n g t h e b o o k accessible and understandable to everyone. Book is lavishly illustrated, with more than 2,000 digitally enhanced photographs representing ever y major group of insects. # FG-14455. $18.95.

A G U I D E T O C O M M O N F R E S H W A T E R INVERTEBRATES OF NORTH AMERICA. Voshell. This comprehensive guide was written for teachers, naturalists, scientists, anglers, and all others interested in identifying and understanding this very diverse group of animals . Includes detailed sections on the biology, ecology, taxonomy and l i fe histories of hundreds of freshwater invertebrates. Guide is written using accurate yet nontechnical language and features beautiful color plates and detailed sketches. # INV-10205. $36.95.

FIELD GUIDE TO INSECTS AND SPIDERS OF N O R T H A M E R I C A . E v a n s . Comprehensive guide to over 940 species of insects, spiders and related species, including centipedes, scorpions, and pillbugs. Over 1,600 color photographs document each species' morphology, behavior, and habitat. Includes range guides, quick-flip index, and details on insect photography and collecting. Book features a waterproof cover. # FG-16055. $19.95.

DRAGONFLIES THROUGH BINOCULARS, A Field Guide to the Dragonflies of North America.

Dunkle. Dragonflies are among the most lovely, diverse and misunderstood of all insects. This guide provides information on all 307 species found in North America, including petaltails, darners, clubtails, spiketails, cruisers, emeralds and skimmers. Discusses habitats, breeding r i tu a ls , f l i g ht s e as o ns , l i f e cycles, behavior patterns, food

preferences and range maps. # INV-9367. $29.95.K AUFMAN FIELD GUIDE TO MAMMALS OF NORTH AMERICA. Kaufman, Bowers. In the style of the respected Kaufman Field Guide series, this book utilizes crisp images, lively text, and range maps to describe all 450 species of mammals known to occur in North America and its offshore waters. Also includes naturalized exotic mammals. Over 1,200 photographs are conveniently organized, with a pictorial table of contents, a one-page index, and color tabs for each section. # FG-16280. $19.95.

FIELD GUIDE TO THE BIRDS OF NORTH AMERICA. National Geographic Societ y. SIXTH EDITION. This comprehensive guide is useful for identifying similar birds when there are visual differences among juveniles and adults, males and females, and dark and light phases. These variations are grouped together for easy comparison. For example, female hawks in flight can be a confusing mix—full-page spreads show

female hawks in flight with key identifying characteristics. Compact 5” x 8” size. #FG-7172. $23.95.

K AUFMAN FIELD GUIDE TO B UT TER FLIES OF NOR TH AMER ICA . Brock, Kaufman. Features over 2, 300 images of butterflies in natural poses, including rare variants. Updated range maps, pictorial table of contents, and convenient one-page index make this one of the easiest, yet most comprehensive b u t t e r f l y g u i d e s a v a i l a b l e . # FG-15270. $19.95.

CATERPILLARS IN THE FIELD AND GARDEN. Allen, Brock, Glassberg. This comprehensive guide features all of the caterpillars of North American butterflies, from large swallowtails to tiny western pygmy blues. To help in field identifications, each caterpillar’s key physical features, abundance, habitat, and major host plants are listed on the same page as its photo. The book also contains a special section on butterfly gardening, of fering valuable information on how to set up a butterfly garden and raise healthy caterpillars. Includes lists of the plants butterflies nectar on. 224 pages with 496 half-tones and 413 maps, in a compact 5-1/2” x 8-1/4” size. #INV-14505. $29.95.

N E W CO M B ’ S W I L D F L O W E R G U I D E , A n Ingenious New Key System for Quick, Positive Fi e l d I dent i f i ca t i on of t he W i l d f l ower s , Flowering Shrubs and Vines of Northeastern a nd N or t h - cent r a l N or t h America. Newcomb. Newcomb’s systematic key system is based on structural features that are easily seen, allowing for quick and accurate identification. For each unknown plant, the user asks five questions and is then directed to the page on which the plant is found. Illustrations are then used to confirm identifications. # FG-6264. $19.95.

BUTTERFLIES THROUGH BINOCULARS, A Field Guide to the Butterflies of Eastern (Western)

N o r t h A m e r i ca . Glassberg. Combines the vividness and reality of color photographs of butterflies in their natural habitats with traditional field guide identification marks for distinguishing species. E m p h a s i z i n g c o n s e r v a t i o n , these books include 625 color photographs plus range maps. $24.95 each.

EASTERN BUTTERFLIES. # INV-9063. WESTERN BUTTERFLIES. # INV-10113.

K AUFMAN FIELD GUIDE TO BIRDS OF NORTH AMERICA. Kaufman. This guide is perfect for less experienced birders. Utilizes a digital method that enhances each picture to show clear identification marks for each species. Vivid photographs and descriptions capture distinguishing marks, habits, habitats and song. Color keys make it easy to f ind the right group while range maps show where and when to see each bird throughout the year. # FG-9090. $18.95.

PLANT IDENTIFICATION CAR D DECK . Burt. Unique, photographic field reference for identifying common edible and poisonous plants found eas t or wes t of the Mississippi. Each 52 card deck features full-color photographs on one side and on the reverse side, a description of the plant as well as its habitat, uses, and ecology. Deck weighs only three ounces and is the size of a standard set of playing cards. $10.95 each.WESTERN EDITION. # BP-6383. EASTERN EDITION. # BP-6384.

SIBLEY BACK YARD B IRDING FLASH CARDS: 100 Common Birds of Eastern a nd Wester n Nor t h

America. Sibley. Vibrant illustrations highlight key identification features, making these cards useful for both beginning and advanced birdwatchers. One side shows just the illustration while the other side identifies the bird, and describes its habitat, behavior, voice and range. #BIRD-20280. $14.95.

Additional Field GuidesNATURAL HISTORYFIELD GUIDES

Acorn Naturalists | New Resources for the Trail and Classroom®

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A GUIDE TO WILDLIFE SOUNDS (book and CD). Elliott. Features the sounds of 100 mammals, birds, reptiles, amphibians, and insects found east of the Great Plains. One-hour long CD is accompanied by a 112 page guide that features full color photographs of each species plus information on range, habitat, and behavior. From the howl of the timber wolf to the chatter of cicadas, wildlife sounds saturate the living world. This tool captures songs, calls, buzzes, rattles, and other sounds to form a vivid aural portrait of North American animal life east of the Great Plains. #CD-13054. $24.95.

A GUIDE TO NIGHT SOUNDS, The Nighttime Sounds of 60 Mammals, Birds, Amphibians

and Insects. Elliot. Possibly because human vision is reduced at night, hearing ability seems to increase. The music of the night can be a bewildering mix of hoots, croaks, howls, whistles, and grunts. This handy collection of 60 field recordings and species descriptions helps you identify the

various members of the nocturnal chorus that resound from coast to coast. 72 page booklet features drawings and color photos. #CD-12752. $19.95.

REGIONAL FROG AND TOAD CALLS. Cornell Lab. Usually, you hear the calls of frogs or toads long before you see them. The high quality, narrated CDs we offer here cover a wide range of North American amphibians. FROG AND TOAD CALLS OF THE ROCKY MOUNTAINS from Canada to New Mexico. Recordings of 38 species. #CD-11244. $19.95.VOICES OF THE NIGHT: The Calls of the Frogs and Toads of Eastern North America. Recordings of 36 species. #CD-12036. $19.95.

BIRDING BY EAR. Lawson. You are actually more likely to hear a bird than to see it. Sharpen your skills while driving to your favorite birding location! For naturalists, outdoor educators and camp leaders.

BIRDING BY EAR: WESTERN. Two CDs. #CD-6442. $29.95.

BIRDING BY EAR: EASTERN/CENTRAL. Two CDs. #CD-6488. $29.95.

MORE BIRDING BY EAR: EASTERN/CENTRAL. Two CDs. #CD-6489. $29.95.

THE SONGS OF INSECTS. Elliot t. Amazing photographs of North American insects are accompanied by a 70-minute CD featuring sounds heard from spring through autumn. Since many insects are nocturnal, identification by sound may be the only way you will know what is out there! Includes identification tips along with sonograms. Recordings are keyed t o b o o k s e c t i o n s . #INV-15253. $19.95.

THE SONGS OF WILD BIRDS. Elliott. A unique introduction to the voices of more than 50 North

American species including songbirds, owls, waterbirds, a n d m a ny s p e c i e s t h a t a r e m o r e o f t e n h e a r d than seen. Outstanding photographs of singing birds are accompanied by memory phrases and sonograms that provide phonic clues to

identification. Book includes a 65 minute narrated audio CD with all of the songs and calls. Wonderful resource for birders, hikers, or individuals who simply enjoy spending time outdoors. #BIRD-15272. $19.95.

THE CALLS OF FROGS AND TOADS. Elliott. Learn the sounds of 42 species of frogs and toads native to Eastern and Central North America. Includes 65-minute CD and booklet. Part one identifies the various calls while part two features examples of advertisement calls, aggressive calls, release calls, rain calls, distress calls, warning calls, courtship calls, mixed

species choruses and more. #CD-12331. $19.95.

THE DIVERSITY OF ANIMAL SOUNDS. Cornell Laboratory of Ornithology. This CD includes nature’s most spectacular songs, calls, and other animal sounds from around the globe. Along with more familiar mammals such as whales, lions, monkeys, elk, wolves, and elephants are birds, insects, frogs, and other highly vocal species. Accompanying b ook let includes descriptions of each sound and a discussion of how physical conditions, size, and other factors influence animal communication. #CD-12332. $19.95.

iFlyer BirdSong Scanning Wand. With this s i m p l e t o u s e device, bird song identif ication just became a lot easier. This system comes c o m p l e t e w i t h high quality digital recordings of 206

birds and 10 frogs. Includes a 54-page ScanBook with illustrations to help you recognize species by sight, and mnemonic phrases to help you remember their songs in the field. A separate sheet of labels comes with the kit (additional sets can also be purchased separately) to apply to your favorite f ield guide, making any birding book an instant guide to bird songs as well. Runs on two AAA batteries (included). Compact, 7" long wand with adjustable speaker controls, wrist lanyard, rugged carrying case with shoulder strap. #T-15704. $98.95. ADDITIONAL SET OF BARCODE STICKERS (as above, one sticker for each of the bird songs found in the iFlyer). Use to code additional birding books for use with the IFlyer wand system. #T-15705. $7.95.

SUPER EAR, Personal Sound Enhancer. What binoculars did for vision, this product does for listening.

Produces an adjustable 50 decibel gain on sounds picked up from its multi-element high sensitivity microphone. Using a single AAA battery, this l ight weight device produces amazing results. Amplify bird calls (clip to binoculars), feeder sounds, or night sounds. Includes headphones, clip and Velcro attachments, AAA battery and instructions. #T-8614. $39.95 each. 6 or more, $36.95 each.

IdentiFlyer Ultra. Well over half of the birds observed during an typical outing are first heard and then hopefully seen. Birding experiences therefore are much more rewarding when you are familiar with bird songs and calls. Using advanced digital technology, IdentiFlyer Ultra features 120 bird songs and 10 frog calls. Songs can be quickly sorted by region using a switch or you can select "all." Comes complete with two AA batteries, belt clip and wrist strap. Fits easily into the palm of your hand (measures 3" x 7" x 2"). Volume controls allow for quiet listening if birds are nearby. Comes with complete operating instructions. #T-18289. $49.95.

BIRDS OF NORTH AMERICA: Thayer Birding Software, Version 4. Rated the top electronic field guide, this version runs on both Windows and MAC platforms. For both beginning and advanced birders alike, Birds of North America includes detailed information and over 2,500 images of 700 North American species. Identifies unknown birds by color, size, habitat, location or sound (includes songs for over 660 species). Features range maps showing seasonal patterns plus 275 videos depicting birds and their behavior in the field. Create custom life lists and fun, locally-based birding quizzes or screen savers. #DVD-19084. $69.95.

NATURE CALLS AUDIO FIELD GUIDE: BarCode ScanBook for Birds and Frogs. This 8-1/2" x 11" guide provides a useful reference for the classroom or

nature center. Features co lor p hoto grap hs of 196 common birds and 10 frogs, each with a bar code that when scanned with the iFlyer produces the sound of the bird or frog. Although generic to North America, you can customize by adding notes or tabs alongside those species commonly found at your particular locale. #T-20039. $29.95.

GUIDE TO NIGHT-SINGING INSECTS of the Northeast. Himmelman. A unique field guide and audio CD resource covering more

than 70 species of night-singing insects. Full-color illustrations show the distinctive features of each insect. Learn to distinguish among similar species as well as how to sort out sounds i n a c h o r u s - f i l l e d n i g h t . Includes katydids, crickets, s h i e l d b a c k s , c o n e h e a d s , a n g l e - w i n g s , a n d t r i g s .

#FG-20277. $24.95.

Identifying the Sounds of Nature NATURAL HISTORYFIELD GUIDES

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