Female kangaroos have three vaginas.
2
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
Jellyfish as a species are actually older than dinosaurs and sharks.
383
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17