'The Praying Mantis' is the only insect that can turn its head.
Rattlesnakes gather in groups to sleep through the winter. Sometimes up to 1,000 of them will coil up together to keep warm.
If a rainbow is seen from a plane it is possible to see the rainbow as an entire circle and not just an arc.
The average rainfall around the world is 40 inches per year.
It takes about five years for an oyster to produce a medium-sized pearl.
Dogs only see shades of grey and most of them are short-sighted.
Most oysters are ambisexual. They begin life as males, then become females, and change back and forth many times.
Termite queens are fertilized regularly by the same mate for life, unlike bee and ant queens, whose male partners die after the first and only mating.
A polar bears skin is black. Its fur is not white but actually clear.
A large cumulonimbus cloud can hold enough water for 500,000 baths. Most of the water droplets in a cloud re-evaporate and never reach the ground, only one-fifth actually falling as rain.
