The ancestor of all domestic cats is the African Wild Cat which still exists today.
12
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
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
A giraffe's kick is so powerful that it can decapitate a lion.
216
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17