Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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Parrot parents "name" their children with a signature call.
112
Lobsters have blue blood.
476
Dogs have been man's pet for over 14,000 years.
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Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19