キツツキ
A group of [[bird]]s within the family [i]Picidae[/i] that have a stiff tail and strong bill used to drill the bark or wood of trees to find insects, excavate nesting cavities, and mark territory.

Coloration and patterns may vary, with some common colors being black with white and red; brown with red; black and white speckling; green; and yellow.

h4. External links

* "Wikipedia - Woodpecker":[https://en.wikipedia.org/wiki/Woodpecker]
woodpecker