Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
The reindeer is the only mammal that can see UV light.
17