Bats sleep 18-20 hours per day.
5
Sharks, like other fish, have their reproductive organs in their chests.
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Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Rex the German Shepherd was a rescue dog with a bad temper. He refused to be fed by humans and would attack strangers, but he’s a changed dog after falling in love with Geraldine the goose!
10
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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