Nankeen Kestrel Identification Guide

Key Field Marks

• Size & shape: A small, slim falcon with long, pointed wings and a long tail, well adapted for buoyant, hovering flight.
• Plumage: Rufous-chestnut upperparts marked with fine black spotting, and pale cream to buff underparts, often lightly streaked.
• Sex differences: Males show a contrasting pale gray head and gray tail with a black subterminal band; females are more uniformly rufous overall, including on the tail, which also shows dark barring and a broad dark band near the tip.
• Behavior: Frequently hunts by hovering ("kiting") motionlessly over open ground scanning for prey before dropping down, a highly distinctive foraging style.

Separating It From Similar Species

• Brown Falcon: Larger, bulkier, and browner overall with a heavier build and different flight style, usually perching prominently rather than hovering as persistently.
• Australian Hobby: Slimmer with dark slaty upperparts, rufous thighs and vent, and fast, dashing flight rather than hovering, typically hunting flying insects and birds.
• Black-shouldered Kite: Pale gray and white with black shoulder patches and red eyes, also hovers but lacks the rufous plumage of the kestrel.

Where and When to See It

The Nankeen Kestrel is widespread and common across Australia in open country, farmland, grassland, roadside verges, and semi-arid habitats, and also occurs in New Guinea and nearby islands. It is often the easiest raptor to see in open agricultural landscapes, perching on wires, fence posts, and dead trees, or hovering conspicuously over paddocks while hunting insects, small mammals, and reptiles. Resident year-round through much of its range, with some local movements in response to food availability.

Voice

A shrill, chattering "ki-ki-ki-ki" or "kek-kek-kek," given especially near the nest site or during territorial disputes; generally quiet away from breeding areas.