animals invertebrates. what are animals? cannot make their own food have many cells they have...
TRANSCRIPT
What are Animals? Cannot make their
own food Have many cells They have
eukaryotic cells Movement Digest their food Are we animals??
http://www.windows.ucar.edu/earth/Life/images/celltypes.gif
Animals have… Symmetry
Bilateral Most animals
Radial Jellyfish and Starfish
Asymmetrical Sponge
http://www.nmfs.noaa.gov/habitat/ead/EADimages/Sponges.png
Invertebrates Majority of Animals
(95%) No Skeleton Exoskeletons
Chitin Molt
Eight major Phyla (groups)
academic.brooklyn.cuny.edu/.../page/chitin.html
Porifera [por IF er uh] Pore-bearing
animals Sponges
http://www.lpdatafiles.com/data/mso2003/SCUBA%20SPONGES.jpg
Platyhelminthes [plat ee hel MIN theez] Worms with
flattened bodies Planarians,
tapeworms, flukes
http://waa.uwalumni.com/onwisconsin/2003_summer/images/tapeworms.jpg
Nematoda [nee muh TOH duh]
Worms with round, tube-like bodies
Pinworms, trichina worms, heartworm, hookworm
lovemyspca.com/PetsEnemies.html
Annelida [an nuh LEE duh] Worms with
segmented bodies, body divided into rings
Earthworms, leeches, sandworms
Mollusca [mo LUSK uh] Soft-body tissue Must have at least
one: Ribbon-like tongue
with tiny teeth Protective case Layer of mantle
Clams, oysters, squid, snails, octopus
Arthropoda [AHR thruh pahd uh] Animals with
segmented bodies Jointed legs Exoskeleton Insects, spiders,
lobsters, crabs, scorpions, ticks
Echinodermata [Ee KINE o der MAT a]
Spiny Bodies Leathery-skin Live in the Oceans Starfish, sand
dollars, sea urchins