Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
In the last 4,000 years, no new animals have been domesticated.
25
The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
A slug has four noses.
136
Frogs sometimes eat enough fireflies that they themselves glow.
71
How does a shark find fish? It can hear their hearts beating.
31