WILDLIFE BIOLOGYWILDLIFE BIOLOGY

BROWN BEAR NOTESBROWN BEAR NOTES

RANGE AND DISTRIBUTION• There were about __ subspecies of brown bears in North America!

We are considering 3- the _______ _____________ and ______ - different because of _________________.

87 Grizzly, Alaskan Brown, Kodiak

Geographical range

•______ and ______ first recorder information about the brown bear, and brought the information to ______.

Lewis ClarkEurope

•Was once found in the entire ________ half of North America, from _______ to _______;

now gone from _______ and all of US except for the

_______________________ area.

WesternAlaska Mexico

Mexico

Rocky Mountain and Alaska

They seem to prefer somewhat _____ areas, clearings, and especially the _______ meadows (in the more northern areas).

opentundra

Home range is ___ to ______ square miles, depending on ____________.

10 1,000Food supply

PHYSICAL DATA Have _______, bushy fur with ______-tipped hairs (thus the

name “________”)coarse lightgrizzly

______ brown bears are about the size of ______ black bearsSmall largeThey range from ____ to ______ pounds

___-___ feet tall (standing)

___-___ feet tall at the shoulder (on all fours)

300 1,200

8 9

4 5

The record was a _______ bear - ______ pounds!Kodiak 1,656

Known for their shoulder ______, and _______ faces (black bear snouts make a _________ line in side profile)

humps concavestraight

Furs range from almost ______ to almost _____- but most are consistent ______-tipped brown

blonde blacklight

http://www.mountainnature.com/Wildlife/Bears/BearSigns.htm

Next

HABITS ETC. Excellent ________ and ______- average to poor _________hearing smell eyesight

Movement is a ___________, but can run up to ___ mph, and easily catch ____________

Slow walk 35Black bears

Excellent ___________ swimmers

Solitary, except for ______________, ________________, and groups gathering at _________________.

Mating couples Females with cubsFeeding sights

They hibernate for _____ time during the winter than ______ bears do

less black

Prefer to ______ humans, but are far more potentially __________ than black bears

avoid aggressive

Life span record is ___ years in captivity29

Next

FEEDING HABITS They are __________-usually ______ vegetation also ________,

_____, ________, small ________, _________ animals

omnivores 80-90% carrion

fish insects insects domestic

______ will eat _____, so females are very _________Males cubs protective

From _____ to _________ they feast on _____ ______ whenever possible

June September Pacific salmon

They _______ their food by loosely ________ it with _______ and

_______; they _________ nearby and _______ _____ it.

“cache” burying leaves

debris “bed-down” Fiercely guard

REPRODUCTION ETC. ________ reach sexual maturity in __ to __ yearsFemales 5 7

Females breed _____ _____ year;

during __________ years they are still busy ________ and caring for _____ _____

every other

alternate nursingearlier cubs

Males are ___________, looking for ______ each yearpolygamous mates

____ -____ day gestation period (about __ months from time of __________)

229 266 8conception

_______ ___________ until late _______; cubs born in the ____ from ________ to ______

Delayed inplantation autumn denJanuary March

________ and _____ den together the following _______, then separate in the _______

Females cubs winterspring

@Amanda Knapp’sGrandParentsOnamia, MNJanuary 2006