The ant, when intoxicated, will always fall over to its right side.
One pair of rats has the potential for 15,000 descendants in a year.
Some birds have been know to put ants into their feathers because the ants squirt formic acid, which kills parasites.
Owls swallow their prey hole because they have no teeth. After 12 hours they cough up the feathers, bones, and fur in a shape of a football pellet.
The female pigeon cannot lay eggs if she is alone. In order for her ovaries to function, she must be able to see another pigeon.