Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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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
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
The Platypus used to be considered a myth like Bigfoot and the Yeti.
18