Acorn woodpecker
| Acorn woodpecker | |
|---|---|
| Male in California, United States | |
| Female in Arizona, United States | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Order: | Piciformes |
| Family: | Picidae |
| Genus: | Melanerpes |
| Species: | M. formicivorus |
| Binomial name | |
| Melanerpes formicivorus (Swainson, 1827) | |
| Range of M. formicivorus | |
The acorn woodpecker (Melanerpes formicivorus) is a medium-sized woodpecker with a length of around 20 cm (8 in), and an average weight of 85 g (3.0 oz). It is found across Central America, as well as North into the western United States and South into parts of Colombia.