Whales and dolphins can't taste anything other than salt.
11
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Jellyfish as a species are actually older than dinosaurs and sharks.
383
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
Nicole Kidman is scared of butterflies.
65
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
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20