Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
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
Polar bear fur is not white, it's clear.
74
Snails can live up to 15 years.
84
A giraffe's kick is so powerful that it can decapitate a lion.
216
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Elephants, lions, and camels roamed Alaska 12,000 years ago.
32
At 188 decibels, the whistle of the blue whale is the loudest sound produced by any animal
34