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Yellow-bellied Sapsucker
Flight feather (Remex); specifically a secondary wing feather.

Yellow-bellied Sapsucker

Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Piciformes, Family: Picidae, Genus: Sphyrapicus, Species: Sphyrapicus varius

Family: Picidae (Woodpeckers, Sapsuckers, and Flickers)

Shape
Asymmetrical vane typical of flight feathers, with a rounded tip and a slightly curved, elongated outline and a broad trailing edge.
Size
Approximately 6.5 to 8 cm in length, which is consistent with the secondary flight feathers of a medium-sized woodpecker species.
Rarity
Common within its natural range and during peak migration seasons.
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Description

This feather belongs to a medium-sized woodpecker known for its unique foraging habits. The bird has a red crown, black and white striped face, and a distinctive pale yellow wash on its belly. The black-and-white barred flight feathers are a hallmark of the Picidae family.

Colour & Pattern

Striking melanistic base of dark charcoal-black with distinct, crisp white rectangular or oval spotting/notching along the inner vane. A small white tip is present at the apex.

Barb Structure

Tightly interlocked pennaceous barbs throughout most of the vane for flight efficiency, becoming slightly more plumulaceous near the base.

Texture & Surface

Smooth, stiff, and glossy on the dorsal surface. The texture is designed for aerodynamic durability and resistance to wear against tree bark.

Key Features

Bold white oval spots/notches on a black background, rounded tip with a small white terminal mark, and a very stiff rachis.

Habitat

Mixed coniferous and deciduous forests, orchards, and sometimes suburban parks during migration. Prefers young forest stands and areas with aspen or birch.

Geographic Range

Breeds across Canada and the northeastern United States; migrates southward to the southeastern U.S., Mexico, and Central America for the winter.

Ecological Role

Keystone species; their sap wells provide a vital food source for hummingbirds, butterflies, and other insects. They are primary cavity nesters.

Similar Species

Downy Woodpecker (smaller with different spot spacing), Hairy Woodpecker (larger), and Red-naped Sapsucker (very similar, distinguished primarily by geography).

Interesting Facts

Unlike other woodpeckers that drill for insects, sapsuckers drill neat rows of shallow holes called 'sap wells' to drink sap and eat the insects attracted to the sugary liquid.

Condition Notes

The feather appears in excellent condition with minimal wear or fraying at the edges, suggesting it was recently molted or lost.