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
The elephant brain weighs about 6,000g.
274
Sharks, like other fish, have their reproductive organs in their chests.
248
Sheep, goats, octopuses, and toads have rectangular pupils.
7
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492