Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
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A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
When cats are happy, they may squeeze their eyes shut.
10
Jellyfish as a species are actually older than dinosaurs and sharks.
383
When dragonflies mate, their tails form a love heart.
22
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8