Species Profile
Nuttall's Woodpecker
Dryobates nuttallii
Nuttall's Woodpecker
Quick Facts
Conservation
LCLeast ConcernAlso known as: Nuttall Woodpecker
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Appearance
Nuttall's Woodpecker is a small, striking bird with a black and white barred back, wings, and tail. The underparts are white with black spots on the sides. The bill is gray, the eyes are reddish, and the feet and legs are a dark olive-gray.
Males have a distinctive red crown patch, while females lack this feature, with a solid black cap. A faint reddish wash may be visible on the heads of some females.
Juveniles resemble adults but have a duller plumage and, in males, a smaller red crown patch. The bird's plumage remains consistent throughout the year, with no seasonal variations.
Identification & Characteristics
Male Colors
- Primary
- Black
- Secondary
- Red
- Beak
- Grey
- Legs
- Grey
Female Colors
- Primary
- Black
- Beak
- Grey
- Legs
- Grey
Female Markings
Lacks red crown patch present in males
Attributes
Understanding Attributes
Rated 0–100 based on research and observation. A score of 50 is average across all bird species. These attributes are relative and don't necessarily indicate superiority.
Habitat & Distribution
Nuttall's Woodpeckers are endemic to California and northern Baja California, Mexico. They inhabit oak woodlands, riparian forests, and mixed oak pine forests, showing a strong preference for areas with abundant oak trees.
These birds are year-round residents throughout their range, with no significant seasonal movements.
They are commonly found in suburban areas and parks within their distribution, adapting well to human-modified landscapes that retain suitable tree cover.
Distribution
Diet
Nuttall's Woodpeckers primarily feed on insects, particularly wood-boring beetle larvae, ants, and spiders.
Nuts, seeds, fruits, and berries – blackberries, elderberries, and the seeds of poison oaks – are also eaten, particularly in winter months. Despite a preference for living in oak woodlands, acorns are relatively unimportant in their diet.
These woodpeckers often probe bark crevices and drill into wood to extract hidden prey using their long, sticky tongues.
Behaviour
Nuttall's Woodpeckers are highly active, often seen spiraling up tree trunks and along branches in search of food. They frequently join mixed-species foraging flocks outside the breeding season, associating with chickadees, titmice, and other small birds.
Drumming contests between rival Nuttall’s woodpeckers have been known to quickly escalate into physical interactions, particularly evident between males from territories alongside each other.
Calls & Sounds
The Nuttall's Woodpecker's most common call is a sharp, high-pitched 'pik' or 'pick' sound, often repeated in a series.
During the breeding season, males produce a distinctive rattling call, described as a rapid 'pitit-pitit-pitit'. Their drumming is quick and brief, lasting about a second.
Nesting & Breeding
Nuttall's Woodpeckers form monogamous pairs during the breeding season, typically from April to July. Courtship involves drumming displays and chasing flights between potential mates.
The pair excavates a new nest cavity yearly, usually in a dead tree or branch. The female lays 3-6 white eggs in the unlined cavity. Both parents share incubation duties.
Incubation lasts about 14 days, and nestlings remain in the cavity for approximately 29 days before fledging. Both parents feed and care for the young for several weeks after leaving the nest.
Conservation
While Nuttall's Woodpecker is currently listed as Least Concern, it faces threats from habitat loss due to urban development and agricultural expansion.
Conservation efforts focus on preserving oak woodlands and riparian corridors in California, which are crucial for this species' survival.
Elevation
Sea level to 1,700 meters
Additional Details
- Predators:
- Main predators include Cooper's Hawks, Sharp-shinned Hawks, and occasionally domestic cats in urban areas. Nest predators may include raccoons and snakes.
Birdwatching Tips
- Look for Nuttall's Woodpeckers in oak woodlands and riparian areas
- Listen for their sharp 'pik' call or rapid drumming on trees
- Observe their distinctive black and white barred pattern as they move along tree trunks
- Check bird feeders, especially those offering suet
Did You Know?
- Nuttall's Woodpeckers are named after the English botanist Thomas Nuttall.
- They play a crucial role in creating nesting cavities used by other bird species.
- These woodpeckers can drink sap directly from holes drilled by sapsuckers.
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