Birds of Prey Mass Species Hawk Facts Representative Species

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Birds of Prey Mass Species Hawk Facts Representative Species

Birds of prey are still alive in the world even though each year’s population reduces by human growth and their life on endangered. As well in South Asia, the hawk is rare birds the hunting area reduce by crop area and property building each year. But in North America, the bird of prey know to add on serious law to protect them from a kill by human or hunting like the bald eagle has growth significant.

There are still have time for us to save them by protect and aware of their existence around us.

birds of prey mass
birds of prey mass

On any lengthy driveway in Massachusetts, you’re very likely to find a bird of prey, perhaps perched on a place by the roadside or soaring over an open field. The word “hawk” was applied to many birds of prey, including some that aren’t closely related to each other.

These include the slender, round-winged accipiters, the stocky buteos, the rapid falcons, and lots of others. Here would be the species you’re most likely to see in Massachusetts.

Accipiters

Massachusetts hosts three Accipiter species: sharp-shinned hawk, Cooper’s hawk, and northern goshawk. These bird-eating hawks are long-tailed and possess relatively short, rounded wings and therefore are frequently virtually identical in features, making them tricky to identify.

Sharp-shinned Hawk (Accipiter striatus)

Birds of Prey Mass Sharp-shinned Hawk
Sharp-shinned Hawk

The littlest accipiter, the sharp-shin can be a rare breeder in Massachusetts, although it could be observed in good numbers in migration.

Experienced hawk watchers could differentiate it from the more expensive Cooper’s hawk by the more compact head and less rounded tail.

Sharp-shinned Hawk Measurements

Sharp-shinned HawkMeasurements
Both Sexes
Length9.4-13.4 in (24-34 cm)
Weight3.1-7.7 oz (87-218 g)
Wingspan16.9-22.1 in (43-56 cm)
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Cooper’s Hawk (Accipiter cooperii)

Birds of Prey Mass Coopers Hawk
Coopers Hawk
Within the past 30 years that the growth from Cooper’s hawk was striking. Once rarer in the place of sharp-shin, it has bounced back and could currently be seen across their state.
Although most in the house in wooded areas in modern times it has become more prevalent in suburban locations.

Cooper Hawk Measurements

Coopers HawkMeasurements
Both Sexes
Length14 - 18 in (35 - 46 cm)
Weight7.8 - 15.5 oz (220 - 440 g)
Wingspan24 - 37 in (62- 94 cm)

Northern Goshawk (Accipiter gentilis)

Birds of Prey Mass Northern Goshawk
Northern Goshawk
In adult plumage the northern goshawk is unmistakable, but the immature tend to be confused with all the smaller Cooper’s hawk.
It is extremely rare and is most often seen in larger forests. On its own breeding territory, it is exceptionally aggressive and will attack passers-by.

Northern Goshawk Measurements

Northern GoshawkMeasurements
Both Sexes
Length20.9-25.2 in (53-64 cm)
Weight22.3-48.1 oz (631-1364 g)
Wingspan40.5-46.1 in (103-117 cm)

Buteos

Their favorite food is often composed of a small mammal, however, they will feed on birds, reptiles, and even insects. Buteos incorporate the rough-legged hawk, red-tailed hawk, broad-winged hawk, and red-shouldered
hawk.

Red-shouldered Hawk (Buteo lineatus)

birds of prey mass Red-shouldered hawk
Red-shouldered hawk

Even the buteo of those woods, the red-shouldered hawk could be recognized in flight by the pale crescent on the tips of the wings or by its own insistent “keer” call.

It breeds most often from Plymouth and Bristol counties, however, is rare on Cape Cod.

Red-shouldered Hawk Measurements

Red-shouldered HawkMeasurements
Both Sexes
Length16.9-24.0 in (43-61 cm)
Weight17.1-27.3 oz (486-774 g)
Wingspan37.0-43.7 in (94-111 cm)

Broad-winged Hawk (Buteo platypterus)

Birds of Prey Mass Broad-winged Hawk
Broad-winged Hawk (Buteo platypterus)

Throughout the autumn hawk watchers congregate to see the migration of the broad-winged hawk. With the perfect weather, tens of thousands can be seen flying over a site on a single moment.

Broad-winged Hawk Measurements

Broad-winged HawkMeasurements
Both Sexes
Length13.4-17.3 in (34-44 cm)
Weight9.3-19.8 oz (265-560 g)
Wingspan31.9-39.4 in (81-100 cm)

The migration is just calibrated, so it is extremely rare to find a broad-wing in winter. Despite its prosperity during migration, it is perhaps not just a frequent breeder in Massachusetts and is declining in many regions of the state.

Red-tailed Hawk (Buteo jamaicensis)

Birds of Prey Mass Red-tailed Hawk (Buteo jamaicensis)
Red Tail Hawk
The typical hawk the red tail is found in cities, suburbia, and the country. It feeds primarily on squirrels and other tiny mammals and rarely presents any threat to humans or pets.
Only adults sport a red tail young birds (who’re the same size as adults) keep their brown tails to get the season following arrival.

Red-tailed Hawks Measurements

Red-tailed Hawks Measurements
Male
Length17.7-22.1 in (45-56 cm)
Weight24.3-45.9 oz (690-1300 g)
Wingspan: 133 cm)
Female
Length19.7-25.6 in (50-65 cm)
Weight31.8-51.5 oz (900-1460 g)
Wingspan44.9-52.4 in (114-133 cm)
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Young birds continue to rely on their parents for food for a month or two longer following fledgling and at late summer may frequently be discovered for food.

Rough-legged hawks

Birds of Prey Rough-legged Hawk (Buteo lagopus)
Rough-legged Hawk (Buteo lagopus)
Rough-legged hawks are arctic breeders but frequently go southwest to Massachusetts in the winter. Search for rough-legs in large open fields which is their preferred habitat.
They have been the only buteo that regularly searches by “kiting,” or hovering in place.

Rough-legged Hawk Measurements

Rough-legged HawkMeasurements
Both Sexes
Length18.5-20.5 in (47-52 cm)
Weight25.2-49.4 oz (715-1400 g)
Wingspan52.0-54.3 in (132-138 cm)

Falcons Species

Scientists used to classify falcons among the hawks, however, it’s been determined they are actually more closely related to woodpeckers.

American Kestrel (Falco sparverius)

birds of prey mass American Kestrel (Falco sparverius)
American Kestrel (Falco sparverius)

The robin-sized American kestrel is a bird of the open field and also the lucky observer might see it hovering in place as it searches for grasshoppers or compact rodents. It’s a cavity nester and certainly will adapt readily to human-provided nest boxes.

Sadly, this brilliant tiny falcon is at a significant reduction in Massachusetts, probably because of the increasing loss of grasslands and suburban sprawl.

American Kestrel Measurements

American Kestrel Measurements
Both Sexes
Length8.7-12.2 in (22-31 cm)
Weight2.8-5.8 oz (80-165 g)
Wingspan20.1-24.0 in (51-61 cm)

Merlin (Falco columbarius)

 birds of prey mass Merlin (Falco columbarius)
Merlin (Falco columbarius)
The merlin is just marginally bigger than the kestrel, but what it lacks in size it makes up for in attitude. It feeds mostly on creatures that it may capture in midair.
The merlin only recently nested for the first time in Massachusetts and it is still infrequently seen lately but is frequently viewed throughout the remaining portion of the calendar year, especially in autumn migration. Adult men are grey, and females and juveniles are brown.

Merlin Measurements

MerlinMeasurements
Both Sexes
Length9.4-11.8 in (24-30 cm)
Weight5.6-8.5 oz (160-240 g)
Wingspan20.9-26.8 in (53-68 cm)

Peregrine Falcon (Falco peregrinus)

Birds of Prey Mass Peregrine Falcon (Falco peregrinus)
Peregrine Falcon (Falco peregrinus)
The fastest bird on Earth, the peregrine falcon was extirpated from Massachusetts from the 1950s if the pesticide DDT caused its egg-shells to decode and break until the young were able to vibrate. It’s recovered well and current numbers exceed historical highs.
Only a handful of peregrines currently utilize nest websites on shore while they did in earlier times & most exploiting tall bridges or buildings in cities where local rock pigeons provide a steady food supply.

Peregrine Falcon Measurements

Peregrine FalconMeasurements
Both Sexes
Length14.2-19.3 in (36-49 cm)
Weight18.7-56.4 oz (530-1600 g)
Wingspan39.4-43.3 in (100-110 cm)
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Additional Raptors

There are numerous other birds of prey frequently lumped in with hawks, but are not all as closely related to one other species mentioned, at least from the scientific perspective.

Black Vulture

bird of prey mass Black Vulture
Black Vulture
The black vulture resembles the more common turkey vulture, however, it is quickly identified by its white wingtips. Although it’s still uncommon in the majority of their state, you can find still areas in western Massachusetts where it is routinely seen and could well be breeding.

Black Vulture Measurements

Black VultureMeasurements
Both Sexes
Length23.6-26.8 in (60-68 cm)
Weight56.4-77.6 oz (1600-2200 g)
Wingspan53.9-59.1 in (137-150 cm)

Turkey Vulture (Cathartes aura)

bird of prey mass Turkey Vulture (Cathartes aura
The profile of the turkey vulture is distinctive as it soars overhead: it contrasts using a pronounced dihedral (it lifts its wings above your human body) and rocks backward and forwards in the air currents. It is one of the earliest migrants to Massachusetts, usually showing up in late February.

Turkey Vulture Measurements

Turkey VultureMeasurements
Both Sexes
Length25.2-31.9 in (64-81 cm)
Weight70.5 oz (2000 g)
Wingspan66.9-70.1 in (170-178 cm)

Osprey (Pandion haliaetus)

birds of prey Osprey mass (Pandion haliaetus)
Osprey (Pandion haliaetus)
Also referred to as “fish hawk”, the osprey is currently a comparatively common breeder along the shore. It feeds almost exclusively on fish, also will be seen hovering over the water then spectacularly diving to catch its prey.
With its dramatic black and white plumage and long wings, it is unmistakable.

Osprey Measurements

OspreyMeasurements
Both Sexes
Length21.3-22.8 in (54-58 cm)
Weight49.4-70.5 oz (1400-2000 g)
Wingspan59.1-70.9 in (150-180 cm)

Bald Eagle (Haliaeetus leucocephalus)

birds of prey mass bald eagle
bald eagle

The bald eagle was once extirpated from Massachusetts, however, in 1982 a hacking program was initiated at Quabbin Reservoir and also in 1989 two pairs of eagles were the first ever to nest at their nation in over 75 decades.

Adults show the iconic white tail and head, but young birds usually do not reach adulthood until their fourth season and are entire dark with varying spots of white.

Bald Eagle Measurements

Bald EagleMeasurements
Both Sexes
Length27.9-37.8 in (71-96 cm)
Weight105.8-222.2 oz (3000-6300 g)
Wingspan80.3 in (204 cm)

Northern Harrier (Circus cyaneus)

birds of prey mass Northern Harrier (Circus cyaneus)
Northern Harrier (Circus cyaneus)
The northern harrier is most commonly seen in flight because it flies low over the open place. Its own owl-like face and white rump patch are the ideal field marks.

Northern Harrier Measurements

Northern HarrierMeasurements
Both Sexes
Length18.1-19.7 in (46-50 cm)
Weight10.6-26.5 oz (300-750 g)
Wingspan40.2-46.5 in (102-118 cm)
There are the birds of prey also in our Youtube Channel at there you can see the hawk and eagle action.

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