description Acorn Woodpecker Overview
The Acorn Woodpecker (Melanerpes formicivorus) is a medium-sized woodpecker native to western North America, from Oregon to Colombia. Measuring approximately 21 cm in length, it features a distinctive clown-like face pattern with black, white, and red coloration. These birds are highly social and live in cooperative breeding groups. They are best known for their unique granary trees, into which they drill thousands of holes to store acorns as winter food.
A single granary tree may contain up to 50,000 acorn storage holes, maintained and defended by the entire group.
help Acorn Woodpecker FAQ
What does an Acorn Woodpecker look like?
The Acorn Woodpecker (Melanerpes formicivorus) is a medium-sized bird measuring approximately 21 cm in length. It features a very distinctive clown-like face pattern with striking patches of black, white, and red coloration.
What is the native habitat of the Acorn Woodpecker?
This species is native to western North America, with its range extending from Oregon all the way down to Colombia. They are highly social birds that thrive in oak woodlands and mixed forests.
What do Acorn Woodpeckers eat?
As their name implies, their diet relies heavily on acorns, which they harvest and store in granary trees. They also consume a variety of insects, fruits, seeds, and occasionally tree sap.
What is an Acorn Woodpecker granary tree?
A granary tree is a specialized storage site where Acorn Woodpeckers drill thousands of individual holes to stash acorns. These trees are used by entire communal groups to store food for the winter.
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