It's Alive Animals

For upside-down sloths, what goes down can’t come up

JUST HANG ON  A baby three-fingered sloth has to cling tight to mom. Baby sloths are born among the branches and can grip and clamber right away.

worldswildlifewonders/Shutterstock

By Susan Milius

- More than 2 years ago

A sloth can’t vomit. It has a one-way throat, handy for eating while dangling upside down by the toes.