Woodpecker

Woodpeckers are birds of the order Piciformes. Found worldwide and includes a number of species, usually numbering 218 (including the Ivory-billed Woodpecker).

Some woodpeckers in the order Piciformes have zygodactile feet, with 2 toes pointing forward, and 2 backwards. The legs, while adapted for gripping on vertical surfaces, can be used for grasping or perching. Some species have only 3 toes. The long tongue found in some woodpeckers can be stuck out to catch insects.