The Collaborative International Dictionary
Wedge-tailed \Wedge"-tailed"\, a. (Zo["o]l.) Having a tail which has the middle pair of feathers longest, the rest successively and decidedly shorter, and all more or less attenuate; -- said of certain birds. See Illust. of Wood hoopoe, under Wood.
Wedge-tailed eagle, an Australian eagle ( Aquila audax) which feeds on various small species of kangaroos, and on lambs; -- called also mountain eagle, bold eagle, and eagle hawk.
Wedge-tailed gull, an arctic gull ( Rhodostethia rosea) in which the plumage is tinged with rose; -- called also Ross's gull.
Wiktionary
n. An eaglehawk.
Wikipedia
The wedge-tailed eagle (Aquila audax), sometimes known as the eaglehawk, is the largest bird of prey in Australia, and is also found in southern New Guinea, part of Papua New Guinea and Indonesia. It has long, fairly broad wings, fully feathered legs, and an unmistakable wedge-shaped tail.
The wedge-tailed eagle is one of 12 species of large, predominantly dark-coloured booted eagles in the genus Aquila found worldwide. A large brown bird of prey, it has a wingspan up to and a length up to .