There's a rare breed of pig that looks like a sheep.
14
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
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Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
Dolphins have names for one another.
18
Penguins have a gland above their eye that turns saltwater into freshwater.
12
Lurch, a Watusi bull, had the largest horns in the world.
32