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Mourning Dove (Rain Dove, Turtle Dove)
Primary flight feather (Remiges), likely P8 or P9 based on high degree of asymmetry

Mourning Dove (Rain Dove, Turtle Dove)

Kingdom: Animalia, Phylum: Chordata, Class: Aves, Order: Columbiformes, Family: Columbidae, Genus: Zenaida, Species: Zenaida macroura

Family: Columbidae (Pigeons and Doves)

Shape
Highly asymmetrical; the leading (outer) vane is significantly narrower than the trailing (inner) vane. The tip is slightly pointed with a subtle attenuation characteristic of strong fliers.
Size
Estimated at 12–15 cm in length. This is consistent with the outer primary range for an adult Mourning Dove, where total wing length is typically 14–16 cm.
Rarity
Very Common; one of the most abundant and widespread birds in North America.
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Description

A slender, medium-sized bird with a long, pointed tail. The Mourning Dove is known for its muted gray-brown plumage, small head, and 'mournful' cooing. In flight, they are fast and direct with wings that make a distinctive whistling sound upon takeoff.

Colour & Pattern

Uniform grayish-brown to olive-brown on the dorsal surface with a subtle frosty blue-gray tint near the base of the rachis. The ventral surface is lighter gray. No distinct banding or spotting, which is typical for the monochromatic primaries of this species.

Barb Structure

Densely pennaceous and tightly interlocked with hooklets (barbicels) for aerodynamic integrity. Transitioning to a small plumulaceous section near the calamus (base).

Texture & Surface

Smooth, matte, and slightly velvety to the touch. The vane is stiff and rigid to withstand the air pressure of the dove’s characteristic rapid, whistling wingbeats.

Key Features

The solid grayish-olive coloration, lack of banding, and the extreme asymmetry of the vane narrowing toward a pointed tip are diagnostic for Columbid primaries.

Habitat

Open and semi-open habitats including grasslands, agricultural fields, suburban backyards, and light woods. Avoids dense unbroken forests.

Geographic Range

Year-round resident throughout much of North and Central America, from southern Canada to Panama. Northernmost populations are migratory, wintering in the southern US and Mexico.

Ecological Role

Primary granivore (seed eater) and an important prey species for raptors like Cooper's Hawks and Falcons. They assist in seed dispersal for various plants.

Similar Species

Eurasian Collared-Dove (similar but larger and more gray/blue), White-winged Dove (has a bold white patch on the wing), and Rock Pigeon (wider, darker feathers).

Interesting Facts

Mourning Doves can fly at speeds up to 55 mph. Their wing-whistle is actually a mechanical sound produced by specialized feathers, serving as an alarm signal to other birds when they take flight in a hurry.

Condition Notes

Good condition; there is some minor mechanical separation of the barbs at the tip (splitting), likely due to impact or wear during flight. The calamus is clean, suggesting a natural molt.