Sharks freeze when turned upside down, but not every shark does it, and scientists can't figure out why this is the case.

Related: Which animals are evolving fastest? Most people would find it challenging to hang from a ledge or any other surface, whether upside down or right side up. However, bats can hang upside ...

Animals Upside Down: A Pull, Pop, Lift & Learn Book! Steve Jenkins and Robin Page. Houghton Mifflin, $24.99 (24p) ISBN 978-0-547-34127-9 ...

Sloths spend about 90% of their lives hanging upside down and typically only climb to the ground for bathroom breaks…once a week. With habits like that and nails like this… you can understand ...

Today our story is called “The Upside-Down Tree.” NARRATOR: Before the break, the Great Spirit asked the animals to meet at sunrise, so they could each pick a tree, then plant it.

While the image of an upside-down rhino may initially seem "cruel", ... explains Radcliffe. However, in 2010, Namibia's first rhino airlift has allowed these animals to return to the region.