Parrot parents "name" their children with a signature call.
112
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Cats recognise the voice of their owner, but never evolved to care.
22
Mosquitoes don't just bite you, they also pee on you.
11
Sheep, goats, octopuses, and toads have rectangular pupils.
7
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Cats and dogs can hear ultrasound.
350