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
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
There’s a bonobo named Kanzi who has learned to build a campfire and cook his own food.
8
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
Cat families usually play best in even numbers. Cats and kittens should be acquired in pairs whenever possible!
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