Parrot parents "name" their children with a signature call.
112
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492