Their skin colours are adaptations for protection against predators
Snakes are mostly terrestrial, but there are also burrowers, arboreal and aquatic snakes
One of the most amazing facts about snakes is that their jaws are loosely jointed and very flexible. Their teeth are good for catching and holding prey, but not suitable for chewing
Snakes are able to swallow their prey whole
They cannot “speak” as they don’t have vocal chords but they can make a hissing sound
Reference:
Snake, in Zoology. (2004). In The Columbia Encyclopedia (6th ed.). New York: Columbia University Press. Retrieved September 24, 2007 from Questia.com
