The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Two dogs were among the Titanic survivors.
262
The reindeer is the only mammal that can see UV light.
17
It has been estimated that a bite from a grizzly bear can crush a bowling ball.
11
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12