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Eurasian sparrowhawks breed in suitable woodland of any type, with the nest, measuring up to 60 cm (24 in) across, built using twigs in a tree. Four or five pale blue, brown-spotted eggs are laid; the success of the breeding attempt is dependent on the female maintaining a high weight while the male brings her food.
Black sparrowhawks prey primarily on mid-sized birds. [12] Most prey is spotted from a foliage-concealed perch, which is then killed in flight during a short flying dash. Less often, they stoop or chase prey seen during low or high flight over open country or near the canopy of trees and, in some cases, may even pursue prey on foot. [ 12 ]
The clutch size is usually three or four eggs, ranging from two to five. Incubation takes 35 days, and the nesting period is about 28–33 days. [10] The period of dependence after fledging lasts up to 6 weeks, after which young disperse. Sexual maturity is reached at one year, with birds sometimes breeding in juvenile plumage. [10]
The rufous-breasted sparrowhawk is in the family Accipitridae, and is a part of the genus Accipiter, which contains sparrowhawks, goshawks, and other small woodland hawks. Within this genus it forms a superspecies with the Eurasian sparrowhawk ( A. nisus ) and possibly the Madagascar sparrowhawk ( A. madagascariensis ) (Ferguson-Lees and ...
Throughout its native range, the merlin is one of the most able aerial predators of small to mid-sized birds, more versatile if anything than the larger hobbies (which prefer to attack in mid-air) and the more nimble sparrowhawks (which usually go for birds resting or sleeping in dense growth). Breeding pairs will frequently hunt cooperatively ...
Sparrowhawk (sometimes sparrow hawk) may refer to several species of small hawk in the subfamily Accipitrinae. "Sparrow-hawk" or sparhawk originally referred to Accipiter nisus, now called "Eurasian" or "northern" sparrowhawk to distinguish it from other species.
Accipiter (/ æ k ˈ s ɪ p ə d ə r /) is a genus of birds of prey in the family Accipitridae. Some species are called sparrowhawks, but there are many sparrowhawks in other genera such as Tachyspiza. These birds are slender with short, broad, rounded wings and a long tail which helps them maneuver in flight.
The male regularly brings food to the incubating female and he continues to do so as she takes responsibility for the brooding of the chicks, The male also defends the nest from any other birds which approach it and vigorously chases them away, very vigorously if the intruding bird is another bird of prey.