Female kangaroos have three vaginas.
2
A giraffe's kick is so powerful that it can decapitate a lion.
216
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Sharks have been on the planet longer than trees.
14
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
The seahorse is the only fish to have a neck.
12