Haliastur sphenurus
The Whistling Kite, *Haliastur sphenurus*, is a medium-sized raptor widely distributed across Australia, New Guinea, and some southwestern Pacific islands. Measuring 50-60 cm (19-24 in) in length with a wingspan of 120-145 cm (47-57 in) and weighing 400-800 g (0.9-1.8 lbs), it is characterized by its pale, streaked head and underparts contrasting with brown upperparts and wings. A key field mark is its noticeably long, rounded tail and distinctively 'fingered' primary feathers when soaring. T...
This adaptable raptor prefers open woodlands, grasslands, savannas, and coastal areas, almost always in proximity to water bodies like rivers, lakes, estuaries, or swamps. It is typically found at low elevations, rarely above 1000 meters.
Highly opportunistic, their diet includes a wide array of small mammals, birds, reptiles, amphibians, fish, large insects, and crustaceans, with a significant reliance on carrion. They primarily forage by soaring, hunting from perches, and snatching prey from the ground or water.
Whistling Kites are diurnal birds, often seen soaring effortlessly on thermals for extended periods or perched conspicuously on dead trees, power poles, or elevated structures. They are highly opportunistic foragers, employing various techniques including soaring over open ground or water to spot...
The Whistling Kite is widely distributed across mainland Australia, found in all states and territories, though less common in the driest interior deserts. Its range extends north to New Guinea, where it is primarily found in coastal and lowland regions. Isolated populations are also present in N...
Least Concern
- The Whistling Kite's distinctive call is one of the most iconic sounds of the Australian bush. - They are expert kleptoparasites, frequently stealing food from other raptors and waterbirds. - Despite their reliance on open country, they are rarely found far from water, highlighting its importan...