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Northern Mockingbird
Tail feather (retrix), specifically an outer tail feather showing characteristic white edging

Northern Mockingbird

Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Passeriformes, Family: Mimidae, Genus: Mimus, Species: M. polyglottos

Family: Mimidae (Mockingbirds, Thrashers, and Allies)

Shape
Symmetrical vane, slightly rounded to tapered tip, elongated outline typical of a perching bird's outer tail feather
Size
Approximately 3.5 to 4.5 inches long, consistent with outer rectrices of a medium-sized songbird
Rarity
Very Common
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Description

The Northern Mockingbird is a medium-sized songbird renowned for its remarkable capacity for vocal mimicry, singing hundreds of songs including the calls of other birds, insects, and mechanical sounds. It has a slender gray body, white wing patches, and long tail feathers with prominent white outer edges that flash conspicuously during flight and territorial displays.

Colour & Pattern

Bicolor pattern featuring a stark contrast between dark grayish-black basal and inner portions and a prominent, clean white terminal and outer web section, typical of outer tail feathers

Barb Structure

Pennaceous vane along most of the length with a small plumulaceous base near the calamus, tightly interlocked barbs with intact barbules and hooklets

Texture & Surface

Smooth, silky, and relatively stiff in the pennaceous section with a matte finish, typical of passerine flight and tail feathers

Key Features

Extensive clean white patch on the outer web and tip contrasting sharply against dark charcoal-gray inner webs, characteristic of the outermost rectrices

Habitat

Open and semi-open habitats, including edge habitats, cultivated lands, towns, suburban areas, parks, and desert scrub

Geographic Range

Resident across much of North America, ranging from southern Canada through the United States, Mexico, and the Caribbean

Ecological Role

Acts as an important seed disperser and insect predator, helping control garden pests while serving as a prominent avian voice in suburban ecosystems

Similar Species

Loggerhead Shrike or other mimids, though the precise distribution of white on the outer tail feathers easily separates the Northern Mockingbird

Interesting Facts

A single male mockingbird can learn up to 200 different songs throughout its lifetime. Unmated males often sing throughout the entire night during the breeding season.

Condition Notes

Good condition, clean vane with minimal wear at the tip and intact barbs