Gray-headed Kite

Quick Facts

  • Scientific Name: Leptodon cayanensis
  • Spanish Name: Elanio cabecigrís
  • Family: Accipitridae
  • Known Nicknames: Cayenne Kite, Gray-headed Hawk
  • Average Length: 46–53 cm / 18–21 in
  • Average Weight: 410–600 g / 14–21 oz
  • Wingspan: 102–120 cm / 40–47 in
  • Key Feature: Distinctive gray head and white throat contrasting with dark back and white underparts
  • Primary Diet: Carnivore (mainly insects, reptiles, and small mammals)
  • Range: Mexico through Central and South America to northern Argentina and Uruguay
  • Habitat: Tropical lowland forests, forest edges, and riverine woodlands
  • Social Structure: Solitary or in pairs
  • Nesting/Breeding: Stick nest built high in a tree
  • Conservation Status: Least Concern (LC)
  • Population Trend: Stable

The Gray-headed Kite (*Leptodon cayanensis*) is a striking raptor of tropical lowland forests, renowned for its unique, almost reptilian appearance. Its most distinctive feature is a large, pale gray head that contrasts sharply with a jet-black back and white underparts, while its long, broad wings and squared tail give it a buoyant, falcon-like flight. Specializing in a rare diet, this kite is a master predator of arboreal prey, using its unusually large, powerful feet to snatch wasp nests, caterpillars, and tree frogs from the canopy. A notable adaptation is its partially feathered face, which may protect it from stings when raiding hives, and its piercing red eyes provide exceptional vision for hunting in the dappled light of the forest.

Fun Facts

Despite its name, the gray-headed kite is not always gray-headed; juveniles have a strikingly different, mostly white head and dark eye mask, earning them the nickname “white-headed kite” that often confuses birders. It has a bizarre, almost snake-like ability to twist its head nearly 180 degrees to scan the canopy while perched, a trait shared with few raptors. Uniquely among kites, it frequently raids wasp nests for larvae and honey, using its dense facial feathers as armor against stings, and will follow army ant swarms to snatch fleeing insects and small vertebrates. During courtship, pairs perform a peculiar “sky-dance” where they lock talons mid-air and tumble downward in a spiral before releasing, a risky display that likely strengthens pair bonds.

Habitats & Distribution

The Gray-headed Kite inhabits lowland tropical and subtropical forests, often favoring humid, dense woodlands, gallery forests, and forest edges near rivers or swamps. It is also found in secondary growth, clearings with scattered trees, and occasionally in mangroves or plantations. Its geographical range extends from southern Mexico and Central America through much of South America east of the Andes, including Colombia, Venezuela, the Guianas, Ecuador, Peru, Brazil, and northern Argentina, though it is absent from the Pacific coastal strip of Peru and Chile.

Behaviours & Reproduction

The Gray-headed Kite is generally solitary or found in pairs, with a monogamous mating system likely maintained across multiple breeding seasons. Courtship involves aerial displays where the male performs dramatic swoops and dives near the female, sometimes passing food in mid-air. Nesting occurs high in the forest canopy, where both parents construct a platform nest of sticks. A unique reproductive strategy is its reliance on the nests of other large birds, such as oropendolas or hawks, often refurbishing and reusing an abandoned structure rather than building from scratch. The female typically lays 1–2 eggs, which are incubated primarily by her while the male provides food. Both parents feed the chicks, and fledging occurs after about six weeks, with the young remaining dependent on the adults for several more weeks.

Diet

The Gray-headed Kite is a specialized predator whose diet consists almost exclusively of the larvae, pupae, and adults of social wasps and bees, particularly those from the genera *Polybia* and *Synoeca*. This raptor actively tears open nests with its feet and beak to extract the protein-rich brood, often ignoring the defensive stings due to its thick, scale-like feathering on the face and legs. An interesting fact is that it will also opportunistically consume the honey and comb from these hives, and it occasionally supplements its diet with small lizards, tree frogs, and large insects like cicadas when wasp nests are scarce.

Colors

The Gray-headed Kite has a pale gray head and neck contrasting with a black back and white underparts. Its tail is black with a single broad white band, and the cere and legs are blue-gray. Juveniles are darker, with a blackish head and white mottling on the back, providing camouflage in dappled forest light.