Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
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
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Penguins have a gland above their eye that turns saltwater into freshwater.
12
The largest earthworm on record was found in South Africa and measured 22 feet.
151
One in three dog owners say they have talked to their pets on the phone.
427
There was a bear called Wojtek who was adopted by Polish soldiers during WW2. It carried ammunition, wrestled with soldiers, and drank beer.
40