Jumping fleas can accelerate 50 times faster than the space shuttle.
218
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
There are approximately three chickens for every human on Earth.
13
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
Denmark has twice as many pigs as there are people.
66
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
There's a rare breed of pig that looks like a sheep.
14