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How long have tardigrades been living on earth?

Tardigrades (also known as water bears or moss piglets) have been on Earth about 600 million years.


Do polar bears eat crabs?

Yes. Polar bears have been known to eat muskox, reindeer, birds, eggs, rodents, shellfish, crabs, and other polar bears.


Are polar bears nearly all gone?

Yes. There are more polar bears in Alaska because it has not been very effected by global warming and many polar bears in other places have starved and died populations have decreased by 50%


What eats a bigger polar bear?

Orcas have been known to attack and eat polar bears that they catch swimming in their environment.


Have polar bears ever been cloned?

of course not


How many polar bears have been saved so far?

no one knows how many have been killed. but we do know this. that 20000 polar bears are left in this whole world.


Is a human the only predator of the polar bears?

No, polar bears eat fish, walrus's, seals and stuff like that. They have more than one predator.


What are some other things about polar bears?

There has never been a polar bear attack on penguins.


Are there polar bears in Norway?

Polar bears are not native to Iceland, but have been known to drift across on ice from Greenland. There have only been a few hundred recorded sightings of polar bears on Iceland throughout recorded history.


Why do polar bears only have one specie?

This is because the polar bears themselves are a species of bears and are in a sense related to the grizzlies and so on. They do not have sub-species as yet discovered which should have been the correct question.


What is been done to help polar bears?

Well if people are joining groups to help the polar bears with global warming. What they do is they go around and pick up garbage.


Where do polar bears live in Alaska?

Polar bears live in the northern part of Alaska. They are near the arctic circle. They are also sometimes seen along the Bering sea. Polar bears have been known to come into towns along the coast, such as into the town of Barrow.