Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Dogs sometimes fake being sick to get attention.
26
An average cat has 1-8 kittens per litter and can have 2-3 litters per year. During her productive life, one female cat could have more than 100 kittens. A single pair of cats and their kittens can produce as many as 420,000 kittens in just 7 years.
10
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Early American humans hunted car-size armadillos and used their shells for houses.
12