Dolphins have names for one another.
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In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
9
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
A scorpion can hold its breath for up to 6 days.
19
A giraffe's kick is so powerful that it can decapitate a lion.
216
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20