Sheep, goats, octopuses, and toads have rectangular pupils.
7
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Cats sleep for 70% of their lives.
8
Drivers kill more deer than hunters do.
660
A dairy cow can produce more milk when listening to music.
446
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