Parrot parents "name" their children with a signature call.
112
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
A 42-foot sperm whale has about 7 tons of oil in it.
209
Jellyfish as a species are actually older than dinosaurs and sharks.
383