It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
The reindeer is the only mammal that can see UV light.
17
When cats are happy, they may squeeze their eyes shut.
10
The colossal squid has the largest eyes in the world.
4
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268