| 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),[2] and an average weight of 85 g (3.0 oz).[citation needed] It is found across Central America, as well as North into the western United States and South into parts of Colombia.[1]
- ^ a b BirdLife International (2016). "Melanerpes formicivorus". IUCN Red List of Threatened Species. 2016: e.T22680813A92880196. doi:10.2305/IUCN.UK.2016-3.RLTS.T22680813A92880196.en. Retrieved 11 November 2021.
- ^ "Acorn woodpecker | bird". Encyclopedia Britannica. Retrieved 17 April 2024.