長嘴啄木鳥 Hairy Woodpecker (Picoides villosus)
The Hairy Woodpecker (Picoides villosus) is a medium-sized woodpecker, averaging approximately 250 mm (9.75 inches) in length with a 380 mm (15 inch) wingspan. With an estimated population in 2003 of over nine million individuals, the Hairy Woodpecker is listed by the IUCN as a species of least concern in North America.
Range
The Hairy Woodpecker inhabits mature deciduous forests in the Bahamas, Canada, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama, Puerto Rico, Saint Pierre and Miquelon, Turks and Caicos Islands, and the United States. Mating pairs will excavate a hole in a tree, where they will tend to, on average, four white eggs.
http://en.wikipedia.org/wiki/Hairy_Woodpecker