Why do Woodpeckers Peck?
Woodpeckers are successful creatures, well known to everyone. Perhaps the most famous woodpecker besides Woody, the cartoon woodpecker, is the Ivory-billed Woodpecker, very likely extinct since 1948, the last verified sighting of it. There are many kinds of woodpeckers in the world. Propped against the side of a tree trunk, they rapidly hammer against the bark. Why …