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Hawks, including the accipitrines, are believed to have vision several times sharper than humans, in part because of the great number of photoreceptor cells in their retinas (up to 1,000,000 per square mm, against 200,000 for humans), a very high number of nerves connecting the receptors to the brain, and an indented fovea, which magnifies the ...
This list of birds of Arizona includes every wild bird species seen in Arizona, as recorded by the Arizona Bird Committee (ABC) through January 2023. [ 1 ] [ 2 ] This list is presented in the taxonomic sequence of the Check-list of North and Middle American Birds , 7th edition through the 63rd Supplement, published by the American ...
Typical or "true" owls are small to large solitary nocturnal birds of prey. They have large forward-facing eyes and ears, a hawk-like beak, and a conspicuous circle of feathers around each eye called a facial disk. Flammulated owl, Psiloscops flammeolus; Western screech-owl, Megascops kennicottii; Great horned owl, Bubo virginianus
Category: True hawks. ... Sharp-shinned hawk; Shikra; W. White-breasted hawk This page was last edited on 10 October 2020, at 22:20 (UTC). Text is available under ...
The American goshawk (Astur atricapillus) is a species of raptor in the family Accipitridae. It was first described by Alexander Wilson in 1812. The American goshawk was previously considered conspecific with the Eurasian goshawk but was assigned to a separate species in 2023 based on differences in morphology, vocalizations, and genetic divergence. [2]
The shared history of birds and dinosaurs is well-established, but exactly how true birds evolved during the Mesozoic is a bit of a mystery. Adding to this conundrum are fossilized footprints of ...
The rufous-thighed kite (Harpagus diodon) is a species of bird of prey in subfamily Accipitrinae, the "true" hawks, of family Accipitridae. [2] [3] It is found regularly in Argentina, Bolivia, Brazil, Guyana, Paraguay, and Suriname and as a vagrant in Colombia, French Guiana, and Venezuela. [4] [5]
Accipitrine hawks generally hunt other birds as their primary prey and thus are sometimes called "hen-hawks". Similarly, they are sometimes called "wood-hawks" because of their woodland habitat .Though they are also known as "True Hawks" With most being called Sparrowhawks or Goshawks with the both being named such because of them hunting small ...