Sometimes bears do this to warn their prey and sometimes they do it just to look at what lies ahead.
Gerbils stand on their hind legs because they are sniffing the air looking most commonly for food. Or occasionally looking for a mate.
Gerbils stand on their hind legs because it a way of looking out for danger. They also pounce with their hind legs and if they see danger they will thump them on the ground.
To better see or smell something that is far away or that it cannot clearly see.
Yes theycan stand, and polar bears can be nine feet or more.
so they can get there site
Kangaroos, penguins.
Yes, they can stand up on their hind legs and crawl on all fours.
Not on their hind legs, no. They can stand (though for short periods at a time) on their four stout but short legs.
mainly birds and other meerkat groups that's why they have sentries the 1s that stand up on there hind legs
Iguanodon probably walked on all fours most of the time. To get a better view or reach food that was high up, they could stand on their hind legs. They may have also run on their hind legs when they were in danger.
They aren't designed to do it, if you'll take a horse and look at the way it walks, you'll see that it is reversed from us, to stand on their hind legs is like standing on our hands
Koalas are not bears. Koalas have four legs which they use to climb up and down trees. When they are not climbing up and down trees, they are walking from tree to tree looking for more leaves to eat.
Maybe, it could probably stand on its to legs only if it built up its muscle. There was a dog who could stand on its two hind legs, so maybe a panda could too.
yes, rabbits can back up but mostly they just stand on there hind legs and swivel around.
A tiger regularly grows up to 11 feet in body length, so if it were to stand on its hind legs yes.
One, the taller an animal is the more intimidating it appears, so by rearing up on hind legs and becoming much taller, it could scare off an attacker. Plus, by freeing up its front limbs, it could kick at an attacker. Although scientists believe it is possible they reared up on their hind legs, there is no conclusive evidence that they did that to fight.
The larges grizzlies are the Kodiak Bears which can weigh up to 450 kg; they stand up to 1.2 metres high at the shoulder when on all fours, and over 2.4 metres high when reared on their hind legs.
Really? Are you really going to ask that? *ehem* Ever seen a wolf stand up on its hind legs? I don't think so. [(