A group of pugs is called a grumble.
10
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Bats sleep 18-20 hours per day.
5
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
Sharks, like other fish, have their reproductive organs in their chests.
248