Cats recognise the voice of their owner, but never evolved to care.
22
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
A cow produces around 200,000 glasses of milk in her lifetime.
373
A lion in the wild usually makes no more than twenty kills a year.
186
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
156
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