A woodpecker is a type of bird with a long sharp beak. Woodpeckers use their beaks to make holes in tree trunks.
woodpecker in British English
(ˈwʊdˌpɛkə)
noun
any climbing bird of the family Picidae, typically having a brightly coloured plumage and strong chisel-like bill with which they bore into trees for insects: order Piciformes
woodpecker in American English
(ˈwʊdˌpɛkər)
noun
any of a family (Picidae) of piciform birds distinguished by stiff tail feathers used for support, a strong, pointed, chisel-shaped bill used for drilling holes in bark to get insects, and a long, protrusile tongue with a spearlike tip