Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
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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
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
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Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
A scorpion can hold its breath for up to 6 days.
19
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20