Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
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
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12
Jellyfish as a species are actually older than dinosaurs and sharks.
383
All pandas are ‘owned’ by China. They rent them out to zoos for $1mil/year each with minimum of 10 years.
16
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Two dogs were among the Titanic survivors.
262
Bats sleep 18-20 hours per day.
5