Acorn Woodpecker (Melanerpes formicivorus)

Acorn Woodpecker, Melanerpes formicivorus

Lakeside Park, CA
2008-03-15

The Acorn Woodpecker is a robin-sized woodpecker (Family: Picidae,Order: Piciformes) found relatively near human residence. The woodpecker has black wings and a black back, a white belly, white eyes, white cheeks, and a red patch on the nape. The female woodpecker has a black spot on the red patch on the front side.

Acorn Woodpecker, Melanerpes formicivorus

Lakeside Park, CA
2008-03-15

The male has all red patch reaching up to the white forehead.

The feet of the woodpecker are zygodactyl, that is to say, two toes go forward and the other two backward (Photo: Zygodactyl Feet of Acorn Woodpecker). The woodpecker has a yellow patch on the throat (Photo: An Acorn Woodpecker showing a yellow patch on the throat).

Acorn Woodpecker, Melanerpes formicivorus

Lakeside Park, CA
2008-03-15

The woodpecker is known to hide acorns in the holes on tree trunks.

Acorn Woodpecker, Melanerpes formicivorus

Lakeside Park, CA
2008-03-15

This individual was found searching the hole for foods.

Acorn Woodpecker, Melanerpes formicivorus

Lakeside Park, CA
2008-03-15

It took out the acorn.

Acorn Woodpecker, Melanerpes formicivorus

Lakeside Park, CA
2008-03-15

It then flew away with the acorn in its mouth.

The photo shows the tree trunks covered with the holes, many of them filled up with acorns.

Other Picidae species:

Downy Woodpecker
Picoides pubescens

Red-Bellied Woodpecker
melanerpes carolinus