brown bear yawning

america angry animal animals attack background bear beast biology brown calendar canines carnivore closeup danger dangerous dominant enraged expression ferocious fight fighting fluffy full fur furry grizzly growl growling hair hungry kodiak large mad mammal milwaukee mouth nature open opening outdoors portrait power rage roar roaring sleep sleepy snarling states strength taken teath tongue train trained united violence violent wallpaper was wide wilderness wildlife wisconsin yawn yawning zoo zoology