Whales and dolphins can't taste anything other than salt.
11
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
Dogs sometimes fake being sick to get attention.
26
In 1918, a homing pigeon saved over 190 American soldiers by delivering a message to nearby support despite having been shot through the breast, blinded in one eye, covered in blood, and with a leg hanging on by just a tendon.
22
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492