Parrot parents "name" their children with a signature call.
112
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 Australia, there are spiders big enough to eat snakes.
20
Sheep, goats, octopuses, and toads have rectangular pupils.
7
The octopus does not have a blind spot.
273
The cat brain weighs about 30g.
167
Worker bees must visit around 4,000 flowers in order to make one tablespoon of honey.
5