Rattlesnake mating sessions have been known to last more than 22 hours.
232
A group of kittens is called a "kindle".
10
The cat brain weighs about 30g.
167
A cat can jump FIVE TIMES as high as it is tall!
371
A lion in the wild usually makes no more than twenty kills a year.
186
When dragonflies mate, their tails form a love heart.
22
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23