
Wedge-tailed Eagle
Aquila audax
Australia's largest bird of prey, distinguished from all other eagles by its remarkably long, diamond-shaped tail feathers, the longest relative to body size of any eagle.
- Feather type
- Flight and tail feathers
- Colours
- Dark blackish-brown overall with some rufous-brown nape feathers
- Bird size
- Australia's largest raptor, ~85-104 cm, wingspan up to 2.3 m
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Overview
The Wedge-tailed Eagle is the largest raptor in Australia, an iconic soaring bird of the continent's open woodlands and arid interior, easily recognized in flight by its distinctively long tail.
Identifying the Feather
The single most distinctive Wedge-tailed Eagle feature is the tail: exceptionally long, wedge- or diamond-shaped feathers that create a longer relative tail length than in any other eagle species worldwide, clearly visible in flight even at a distance. Body plumage is dark blackish-brown in most adults, sometimes with a rufous-brown wash on the nape feathers, and darkens further with age in some individuals. The legs are feathered right down to the toes, a trait shared with other Aquila-type eagles. Flight feathers are broad and strongly fingered at the tips, suited to extended soaring on thermals over open country.
Plumage & Molt
Juveniles are paler rufous-brown overall, with plumage darkening progressively through successive molts over several years until reaching the blackish-brown tone of full adults. Sexes look alike, with females somewhat larger. Adults undergo a slow, sequential molt of flight feathers.
Habitat & Range
Wedge-tailed Eagles occupy a very broad range of habitats across Australia and southern New Guinea, from open eucalypt woodland to arid and semi-arid interior country and farmland, needing only open airspace for soaring and adequate prey. The species is largely resident, though individuals may range widely in search of food, particularly in arid regions.
Behavior & Field Notes
This species soars for extended periods on thermals, searching for live prey such as rabbits and other mammals as well as scavenging carrion, including roadkill, which it will feed on at length. Nests are large stick structures reused and enlarged over many years, often placed in prominent trees.
Frequently asked questions
What is the easiest way to identify a Wedge-tailed Eagle feather?
An exceptionally long, wedge- or diamond-shaped tail feather is the clearest sign, as the species has proportionally the longest tail of any eagle in the world.
Do Wedge-tailed Eagle feathers get darker with age?
Yes, juveniles are paler rufous-brown and the plumage darkens progressively through successive molts to the blackish-brown of full adults.
Where is the Wedge-tailed Eagle found?
It occurs across Australia and southern New Guinea, favoring open woodland, arid interior, and farmland habitats.
Why does the Wedge-tailed Eagle have feathered legs?
Like other Aquila-type eagles, it has feathering extending down to the toes, a trait shared across this eagle group rather than unique to this species.
Wedge-tailed Eagle guides
In-depth guides for identifying and understanding Wedge-tailed Eagle.
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