1 Hummingbirds beat their wings 60-80 times per second
2 At birth, a panda is smaller than a mouse and weighs about four ounces
3 The flamingo can only eat when its head is upside-down
4 A female ferret will die if it goes into heat and cannot find a mate
5 The venom of the king cobra is so deadly that just one gram of it is enough to kill a person 150 times over
6 The oldest known animal in the world was Ming, the 405-year old clam, discovered in 2007
7 One species of jellyfish can revert back to it's child stage after becoming sexually mature, effectively making it immortal
8 There are 1,000,000 ants for every human in the world
9 A bat can eat up to 1000 insects per hour
10 A blue whale weighs as much as three elephants and is as long as three Greyhound buses
11 Dogs have lived with humans for over 14,000 years
12 Only half of a dolphin's brain sleeps at a time. The other half makes sure it comes up for water so it doesn't drown