Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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
Sharks have been on the planet longer than trees.
14
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
There are approximately three chickens for every human on Earth.
13
Ants tend to survive in a microwave because they find the coolest spot and wait!
17
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24