Yes, bears do sharpen their claws on trees. When people go bear watching, one of the first things they look for are scratch marks and bark removal of trees.
on trees
Yes
Yes.
to sharpen there claws before a hunt.
3 to 4 inches
No. They are curved like a grizzly's.
they use their claws and roar
The skills a grizzly bears have are mostly their claws and their teeth and they are very protected of their young so be very careful when you come to a grizzly bear.
anything they can get their claws on they are omnivorous like us
Teeth and claws, and great strength.
its has fur that blends in and has long claws to catch its prey.
Curved. They are for digging earth and rotted logs to look for grubs and holding prey.
A grizzly bear's canines can be up to 5 inches long at most.
Grizzly bears are the biggest predators in their environment. Even wolves and mountain lions can't kill grizzly bears because the Bears are well armed with their size, strength, claws, and teeth. However, grizzly bears can be a threat to each other; in particular, males often try to kill cubs so that their mothers will be ready to breed sooner.