Gila woodpecker

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The Gila woodpecker (Melanerpes uropygialis) is a medium-sized woodpecker of the desert regions of the southwestern United States and western Mexico. In the U.S., they range through southeastern California, southern Nevada, Arizona, and New Mexico.

Description

File:Gila woodpecker on Saguaro.jpg
On saguaro cactus next to nesting hole

The back and wings of this bird are spotted and barred with a black and white zebra-like pattern. The neck, throat, belly and head are greyish-tan in color. The male has a small red cap on the top of the head. Females and juveniles are similar, but both lack the red cap of the adult male. White wing patches are prominent in flight. The dark tail has white bars on the central tail feathers. The birds range from Template:Convert in length.

This woodpecker's voice is a rolling churr sound. It also makes a yip yip yip sound and a kee-u, kee-u, kee-u sound. Its drum is long and steady.

Distribution & habitat

This woodpecker's habitat consists of low desert scrub typical of the Sonoran Desert, as well as arroyos (washes) and small towns.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>

Behavior and ecology

Breeding

They build nests in holes made in saguaro cacti<ref>Template:Cite book</ref> or mesquite trees. Cavities excavated by these woodpeckers in saguaro cacti (known as a "boot"<ref name=":0">{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>) are later used by a variety of other species, including the elf owl.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref> There, they typically lay 3–4 white eggs, although as many as 6<ref name=":1">{{#invoke:citation/CS1|citation |CitationClass=web }}</ref> or 7<ref name=":2">{{#invoke:citation/CS1|citation |CitationClass=web }}</ref> have been noted. 2Template:En dash3 broods are laid a year. Both sexes incubate and feed offspring.<ref name=":1" />

Feeding

As a woodpecker, its diet is composed greatly of insects, which it gains from drilling into bark.<ref name=":2" /> Gila woodpeckers are omnivorous, and do take fruits, nectar, seeds, as well as lizards, eggs, worms, and even young chicks of small birds.<ref name=":1" /> They are even known to hang on human placed hummingbird feeders and sip up the nectar.<ref name=":0" />

Status

The IUCN rates the species as least concern.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref> It is an endangered species in California, where populations have suffered notably. Arizona populations remain strong. The effects of climate change could severely reduce available habitat.<ref>{{#invoke:citation/CS1|citation |CitationClass=web }}</ref>

References

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  • Robbins, C.S., Bruun, B., Zim, H.S.; Birds of North America. New York: Western Publishing Company, Inc. (1966).

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