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The female kori bustard weighs an average of 4.8 to 6.1 kg (11 to 13 lb), with a full range of 3 to 7 kg (6.6 to 15.4 lb). Females of the nominate race (35 specimens) in Namibia weighed a mean of 5.62 kg (12.4 lb), while females from A. k. struthiunculus weighed a mean of 5.9 kg (13 lb). [ 17 ]
The common buzzard (Buteo buteo) [2] is a medium-to-large bird of prey which has a large range. It is a member of the genus Buteo [2] in the family Accipitridae. [2] The species lives in most of Europe and extends its breeding range across much of the Palearctic as far as northwestern China (), far western Siberia and northwestern Mongolia.
In only the floricans is the sexual dimorphism the reverse, with the adult female being slightly larger and heavier than the male. [citation needed] The wings have 10 primaries and 16–24 secondary feathers. There are 18–20 feathers in the tail. The plumage is predominantly cryptic. [2]
Buteo is a genus of medium to fairly large, wide-ranging raptors with a robust body and broad wings. In the Old World, members of this genus are called "buzzards", but "hawk" is used in the New World (Etymology: Buteo is the Latin name of the common buzzard [1]).
Buzzard is the common name of several species of birds of prey. ... (Cathartes aura) is colloquially called a "buzzard". This page was last edited on 30 ...
It is brown above and white below, with a black stripe down the sides of its neck. In flight, the long wings show large areas of black and brown on the flight feathers. The sexes are similar, but the female, between 55–65 cm (22–26 in) tall, is rather smaller and greyer above than the male, at 65–75 cm (26–30 in) tall.
The grasshopper buzzard is a partial migrant which moves south in the dry northern winter, i.e. September to March, and north again in summer with the rains, April to September to breed. In general, this species ranges between about 9-15° N when breeding, south to 5° N in the dry season, it only occurs south of the equator in eastern Africa.
[19] [18] [20] Perhaps because of this physical sexual dimorphism, there is a skewed sex ratio of about 1.5:1 female to male. Mounted specimen of a female, with somewhat more muted tones and a more slender, smaller build than the adult male. An adult male is brown above, barred with blackish colouration, and white below, with a long grey neck ...