The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Black Whales are born white.
41
The lungfish can live out of water for three years in a state of suspended animation.
48
Goldfish lose their color if they are kept in dim light or are placed in a body of running water, such as a stream.
12
An alligator can go through 2,000 to 3,000 teeth in a lifetime.
268
Only female bees work.
20
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