Sloths take two weeks to digest their food.
243
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
Two dogs were among the Titanic survivors.
262