It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
On some poorly researched trivia lists it is stated as a fact that a pregnant goldfish is called a twit. This is not true as goldfish lay eggs.
71
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
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