Female kangaroos have three vaginas.
2
The Basenji dog is the only dog that is not able to bark.
4
A dork is a whale's penis.
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The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
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A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
When cats are happy, they may squeeze their eyes shut.
10