A domestic cat can sprint at about 31 miles per hour.
274
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Jellyfish as a species are actually older than dinosaurs and sharks.
383
Dogs sometimes fake being sick to get attention.
26
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
Domestic pigs average a top speed of about 11 miles per hour.
182
