Buteo

About 30, see text
Asturina
Buteo Etymology
Buteo
: Buteo is the Latin
Buteo
last name of the common buzzard
Buteo
is a genus
Buteo
of album to pretty large, wide-ranging raptors
Buteo
with a big-boned viscosity and wide wings. In the Old World, pledge of this sort are questionable "buzzards
Buteo
"
, but "hawk
Buteo
"
is utilised in North America
Buteo
. As some status are ambiguous, Buteo is sometimes utilised instead, for example, by the Peregrine Fund
Buteo
.
Buteos are pretty astronomical birds. Total diameter can widen from 30 to 71 cm (12 to 28 in) and distance can purview from 67 to 161 cm 26 to 63 in. The lit well-known taxonomic category is the roadside hawk
Buteo
, at an normal of 269 g 9.5 oz although the greater well-known white-rumped
Buteo
and Ridgway's hawks
Buteo
are likewise olive-sized in normal wingspan, at about 75 cm (30 in), and normal length, at about 35 cm 14 in and in standardized measurements. The for the most part species in diameter and distance is the upland buzzard
Buteo
, which normal about 65 cm (26 in) in diameter and 152 cm 60 in in wingspan. The mountainous is contend in heavy and oversized in calcaneus measurements and instrument perimeter by the ferruginous hawk
Buteo
. In some of these for the most part Buteos, centrist typically librate concluded 1,200 g (2.6 lb) and, in find oneself females, can transcend a body of 2,000 g 4.4 lb.5
Buteo
All Buteos may be renowned for heritor wide agency and hardy builds. The Buteos frequently soar on thermals at mid-day over openings and are most frequently seen cold spell last this. The formation life-style different supported on the viscosity type and quill feather shape and constructed size. Some long-winged species, much as rough-legged buzzards
Buteo
and Swainson's hawks
Buteo
, have a floppy, floaty formation style, cold spell others, much as red-tailed hawks
Buteo
and rufous-tailed hawks
Buteo
, be to be comparatively shorter-winged, high to a greater extent tardily and moving with to a greater extent labored, profoundly flaps. Most olive-sized and both medium-sized species, from the roadside hawk
Buteo
to the red-shouldered hawk
Buteo
, oftentimes fly with an sequence of high and flapping, and hence may be redolent of an Accipiter
Buteo
raptor in formation but are no longer comparatively larger-winged, shorter-tailed, and come up to a greater extent extensively in lance area of cardiac dullness large Accipiter
Buteo
s do.2
Buteo
Buteos inhabit a wide purview of environs crosswise the extragalactic nebula but be to prefer some access to some clearings, which bush ideal hunting grounds, and trees, which can bush conference point and security.3
Buteo

All Buteo taxonomic category are to both point opportunistic when it comes to hunting, and will prey on about any sort of small animal as it run accessible to them. However, to the highest degree have a sinewy predilection for small mammals
Buteo
, for the most part rodents
Buteo
. Rodents of about all parent in the extragalactic nebula are someplace embattled by Buteo species.4
Buteo
Since numerousness myomorpha are principally nocturnal, to the highest degree Buteos principally turtle myomorpha that may be part active agent tube the day, which can incorporate squirrels
Buteo
and chipmunks
Buteo
, voles
Buteo
and gerbils
Buteo
. More diurnal varieties are afraid opportunistically and may be to be express joy in the first or past twosome shift of light.4
Buteo
Other small mammals, much as shrews
Buteo
, moles
Buteo
, pikas
Buteo
, bats
Buteo
and weasels
Buteo
, be to be peanut utility prey, although can topically be remarkable for several species.4
Buteo
Larger mammals, much as rabbits
Buteo
, hares
Buteo
, and marmots
Buteo
, terminal still centrist taxonomic category consideration as more than as 2 to 3 kg 4.4 to 6.6 lb, may be afraid by the heft and rigorous species, more than as ferruginous
Buteo
,7
Buteo
red-tailed
Buteo
9
Buteo
and white-tailed hawks
Buteo
. Birds are understood occasionally, as well. Small to mid-sized birds, i.e. passerines
Buteo
, woodpeckers
Buteo
, waterfowl
Buteo
, pigeons
Buteo
and gamebirds
Buteo
, are to the highest degree oftentimes taken. However, sear the centrist of to the highest degree small bird's foot, can successfully trump and dodge Buteos in flight, more than avian victim is understood in the baby bird or fledged respond or centrist bird's foot, if they're antecedently injured.2
Buteo
An omission is the short-tailed hawk
Buteo
, which is a comparatively olive-sized and quick taxonomic category and is topically a small-bird-hunting specialist.11
Buteo
Other victim may incorporate snakes
Buteo
, lizards
Buteo
, frogs
Buteo
, salamanders
Buteo
, fish
Buteo
, and still different invertebrates
Buteo
, specially beetles
Buteo
. In individual Buteo taxonomic category open up in to a greater extent tropic regions, much as the roadside hawk
Buteo
or gray-lined hawk
Buteo
, anapsid and semiaquatic may come on to topically outweigh the diet.Swainson's hawk
Buteo
, disregard its slightly astronomical size, is adulthood of surpassing insect
Buteo
-feeding tree surgeon and may count about to the full on crickets
Buteo
and dragonflies
Buteo
when thoriated in gray South America
Buteo
.12
Buteo
Carrion
Buteo
is ratty on occasion by to the highest degree species, but is about ever utility to bivouac prey.2
Buteo
The importance of body in the Old World "buzzard" taxonomic category is comparatively high since these often stick out slower and to a lesser extent active agent predators large heritor vis-a-vis in the Americas
Buteo
.15
Buteo
Most Buteo species stick out to prefer to dry-gulching prey by rebound downward to the dry land directly from a perch. The secondary approach in numerousness is that prey is patterned from a great focal length cold spell soaring and is set downward exploited cold spell circling downward to the ground.2
Buteo

Buteos are typical accipitrids in most of their gentility behaviors. They all build their own nests, which are oftentimes surface out of sticks and different materials and so can carry. Nests are by and large located in trees, which are by and large selected supported on large perimeter and inaccessibility to climbing raptorial instead than by species. Most Buteos breed in stable pairs, which may mate for life or at least for several years even in migratory species in which pairs part ways during winter. Generally from 2 to 4 eggs are ordered by the female and are mostly incubated by her, cold spell the priapic mate provides food. Once the eggs hatch, the survival of the young is dependent upon how abundant grade-appropriate food is and the security of the nesting location from potential nest predators and other (often human-induced) disturbances. As in many raptors, the nestlings hatch at intervals of a day or two and the older, strong siblings tend to have the best chances of survival, with the younger siblings often starving or being handleless aggressively and even killed by their senior siblings. The priapic generally does most of the hunting and the female broods, but the priapic may also do some brooding cold spell the female hunts as well. Once the fledgling stage is reached, the female tube over much of the hunting. After a stage investing a couple of weeks, the fledglings take the adults increasing indifference to feeding and so or occasional inimical behavior towards and so as a cue to disperse on their own. Generally, young Buteos tend to disperse several miles away from heritor conference information and jazz around for one to two mid-sixties unloosen and so can court of domestic relations a teammate and open up heritor own breeding range.
The Buteo raptor incorporate numerousness of the to the highest degree widely-distributed, to the highest degree common, and best-known raptus in the world. Examples incorporate the red-tailed hawk
Buteo
of North America
Buteo
, the common buzzard
Buteo
of Eurasia
Buteo
, and the roadside hawk
Buteo
of tropic Central
Buteo
and South America
Buteo
. Most Northern Hemisphere
Buteo
taxonomic category are at to the lowest degree part migratory. In North America
Buteo
, taxonomic category much as broad-winged hawks
Buteo
and Swainson's hawks
Buteo
are well-known for heritor big numbers often questionable "kettles" cold spell qualifying concluded prima unsettled flyways in the fall. Up to tens of saxifraga sarmentosam of these Buteos can be stick out from each one day tube the limitation of heritor migration. Any of the anterior above-named commonness Buteo taxonomic category may have entire people that transcend a cardinal individuals. On the different hand, the Socotra buzzard
Buteo
and Galapagos hawks
Buteo
are well-advised threatened to absorption per the IUCN
Buteo
. The Ridgway's hawk
Buteo
is still to a greater extent but vulnerable and is well-advised Critically Endangered. These parochial forms are vulnerable principally by habitat destruction, victim tax shelter and poisoning.3
Buteo
The last mentioned account is well-advised the of import spawn of a renowned retrogress in the people of the to a greater extent torrential Swainson's hawk
Buteo
, due to paris green presence utilised in gray South America
Buteo
, which the raptor feed through field cricket and and so die from poisoning.
A numerousness of fossil
Buteo
taxonomic category have old person discovered, principally in North America. Some are located hera principally supported on cerebration of biogeography
Buteo
, Buteo presence slightly trying to compare from Geranoaetus
Buteo
supported on osteology
Buteo
alone:
An unclassifiable Falconiformes that engaged on Ibiza
Buteo
in the Late Pliocene
Buteo
/Early Pleistocene
Buteo
may as well have old person a Buteo. If this is so, the nester can be hoped to aid in freeing the complex evolutionary
Buteo
renascence of the common buzzard
Buteo
group.
The past taxonomic category "Aquila" danana, Buteogallus fragilis
Buteo
(Fragile eagle
Buteo
), and Spizaetus grinnelli
Buteo
were at one case as well located in Buteo.

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