The seahorse is the only fish to have a neck.
12
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
When you shave a guinea pig it looks like a little hippo.
19
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
The reindeer is the only mammal that can see UV light.
17
Sloths take two weeks to digest their food.
243