There are approximately three chickens for every human on Earth.
13
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
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
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Drivers kill more deer than hunters do.
660
Cows can sleep standing up, but they can only dream lying down.
745
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23