A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Dolphins have names for one another.
18
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
Two dogs were among the Titanic survivors.
262
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
A lion in the wild usually makes no more than twenty kills a year.
186