A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
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
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Condoms were originally made of animal intestines or linen.
347
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2