Ants don't sleep
15
Bulls are colorblind, therefore will usually charge at a matador's waving cape no matter what color it is -- be it red or neon yellow!
45
Crocodile babies don't have sex chromosomes; the temperature at which the egg develops determines gender.
45
A domestic cat can sprint at about 31 miles per hour.
274
Cats and dogs can hear ultrasound.
350
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8