Ducks will only lay eggs early in the morning.
36
A full-grown bear can run as fast as a horse.
35
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Catgut comes from sheep not cats.
11
A kangaroo cannot jump if its tail is off the ground.
29
Black bears are not always black. They can be brown, cinnamon, yellow, and sometimes white.
32