White-tailed Kite (also Black-shouldered Kite)

The feather’s dark body and pale end resemble a kite wing feather, but one feather cannot securely identify the bird. White-tailed Kites are elegant, pale raptors with black shoulder patches, long wings, and a distinctive hovering hunting flight.

Mostly dark brown to black with a sharply contrasting pale gray-white terminal area. The image does not show both surfaces clearly; this pattern is suggestive, not diagnostic of species.

Compact, interlocking pennaceous barbs form a smooth vane. No clear fraying or specialized comb-like edges are visible.

A slender, dark central rachis runs through the feather; dark barbs are closely arranged, with pale coloration confined to the tip.

Smooth, fairly stiff, and matte to subtly glossy, with the firm vane typical of a flight feather.

Probably from the wing, given its elongated, tapered form and contrasting dark vane; placement is uncertain.

Strong dark-versus-white contrast and a tapered, asymmetrical shape. Similar patterns occur in other birds, so color alone is insufficient for a firm identification.

White-tailed Kites favor open grasslands, marsh edges, savannas, and agricultural fields, often with scattered trees for nesting and roosting.

Occurs in the Americas, especially the western and southern United States through Mexico and Central and South America; many populations are resident, with local movements.

A predator of rodents and other small animals, the White-tailed Kite contributes to grassland food-web balance. Habitat loss and pesticide exposure can affect local populations.

Other kite or raptor feathers, and dark feathers with pale tips from unrelated birds, may look similar. Reliable comparison requires feather position, measurements, locality, and reference specimens.

White-tailed Kites often hover in place while scanning for small mammals, a hunting behavior sometimes called kiting.

Raptor feathers have historical cultural significance, but laws restrict possession and trade of many wild-bird feathers. Do not assume this specimen may legally be kept or sold; check local regulations.

Photograph both sides beside a ruler and note the find location; compare the feather with regional, legally sourced reference collections. Avoid collecting feathers where prohibited.

Appears largely intact, with no obvious major breakage or heavy wear; condition is provisionally good. Fine damage and age cannot be assessed from the photograph.