Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
Mosquitoes don't just bite you, they also pee on you.
11
The Basenji dog is the only dog that is not able to bark.
4
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Two dogs were among the Titanic survivors.
262
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
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