Bears can be peaceful animals, however this isn't possible. Bear habitats and human areas are beginning to overlap, causing much trouble. Bears can be very aggressive, I believe they come into people's yards to eat trash or something that smells edible.
Bears
they can eat you
no, they are mean
yes
Teddy Bear and Pooh Bears. The rest are mildly to seriously dangerous.
Polar Bears and Walruses
yes.
Some dangerous animals in Poland are brown bears and lynx.
They are, but black bears are more dangerous than grizzlies are.
There are no bears of any type living on Mount Everest.
Eating them.
No. Black bears are far more dangerous.