Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
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
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6