The pallid harrier (''Circus macrourus'') is a migratory

bird of prey Birds of prey or predatory birds, also known as (although not the same as) raptors, are hypercarnivorous bird species that actively predation, hunt and feed on other vertebrates (mainly mammals, reptiles and smaller birds). In addition to speed ...

of the harrier subfamily. The scientific name is derived from the

Ancient Greek Ancient Greek (, ; ) includes the forms of the Greek language used in ancient Greece and the classical antiquity, ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Greek ...

. ''Circus'' is from ''kirkos'' (circle), referring to a bird of prey named for its circling flight ('probably the

hen harrier The hen harrier (''Circus cyaneus'') is a bird of prey. It breeds in Palearctic, Eurasia. The term "hen harrier" refers to its former habit of preying on free-ranging fowl. It bird migration, migrates to more southerly areas in winter. Eurasian ...

), and ''macrourus'' is "long-tailed", from ''makros'' (long) and ''-ouros'' (-tailed). It breeds in southern parts of eastern

Europe Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, the Mediterranean Sea to the south, and Asia to the east ...

and

central Asia Central Asia is a region of Asia consisting of Kazakhstan, Kyrgyzstan, Tajikistan, Turkmenistan, and Uzbekistan. The countries as a group are also colloquially referred to as the "-stans" as all have names ending with the Persian language, Pers ...

and

Iran Iran, officially the Islamic Republic of Iran (IRI) and also known as Persia, is a country in West Asia. It borders Iraq to the west, Turkey, Azerbaijan, and Armenia to the northwest, the Caspian Sea to the north, Turkmenistan to the nort ...

and winters mainly in

India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...

and southeast Asia. It is a rare but increasing vagrant to

Great Britain Great Britain is an island in the North Atlantic Ocean off the north-west coast of continental Europe, consisting of the countries England, Scotland, and Wales. With an area of , it is the largest of the British Isles, the List of European ...

and western Europe. In 2017 a pair of pallid harriers nested in a barley field in the Netherlands; they raised four chicks, the first recording breeding of the species in the country. In 2019, a pair bred in Spain for the first time. This medium-sized

raptor Raptor(s) or RAPTOR may refer to: Animals The word "raptor" refers to several groups of avian and non-avian dinosaurs which primarily capture and subdue/kill prey with their talons. * Raptor (bird) or bird of prey, a bird that primarily hunt ...

breeds on open plains,

bog A bog or bogland is a wetland that accumulates peat as a deposit of dead plant materials often mosses, typically sphagnum moss. It is one of the four main types of wetlands. Other names for bogs include mire, mosses, quagmire, and musk ...

s and heathland. In winter it is a bird of open country.

Description

This is a typical harrier, with long wings held in a shallow V in its low flight. It also resembles other harriers in having distinct male and female

plumage Plumage () is a layer of feathers that covers a bird and the pattern, colour, and arrangement of those feathers. The pattern and colours of plumage differ between species and subspecies and may vary with age classes. Within species, there can b ...

s. Adults measure long with a wingspan of . Males weigh while the slightly larger females weigh . The male is whitish grey above and white below, with narrow black wingtips. It differs from the

in its smaller size, narrower wings, paler colour, and different wing tip pattern. The female is brown above with white upper tail coverts, hence females and the similar juveniles are often called "ringtails". Her underparts are buff streaked with brown. It is best distinguished from the female

on structure. It is very similar to the female

Montagu's harrier Montagu's harrier (''Circus pygargus'') is a migratory bird of prey of the harrier family. Its common name commemorates the British naturalist George Montagu. Taxonomy The first formal description of Montagu's harrier was by the Swedish nat ...

, but has a paler belly and a well defined facial pattern.

Behaviour and ecology

Pallid harriers primarily hunt small

mammal A mammal () is a vertebrate animal of the Class (biology), class Mammalia (). Mammals are characterised by the presence of milk-producing mammary glands for feeding their young, a broad neocortex region of the brain, fur or hair, and three ...

s and

bird Birds are a group of warm-blooded vertebrates constituting the class (biology), class Aves (), characterised by feathers, toothless beaked jaws, the Oviparity, laying of Eggshell, hard-shelled eggs, a high Metabolism, metabolic rate, a fou ...

s, surprising them as they drift low over fields and

moors The term Moor is an Endonym and exonym, exonym used in European languages to designate the Muslims, Muslim populations of North Africa (the Maghreb) and the Iberian Peninsula (particularly al-Andalus) during the Middle Ages. Moors are not a s ...

. Other food sources include large insects (typically grasshoppers and locusts), lizards and frogs. The nest of this species is on the ground. Three to six, but typically four to five whitish eggs are laid.

References

External links

Pallid harrier species text in The Atlas of Southern African Birds

* * * * *
Website of Harrier Conservation International
{{Taxonbar, from=Q230837

pallid harrier The pallid harrier (''Circus macrourus'') is a migratory bird of prey of the harrier subfamily. The scientific name is derived from the Ancient Greek. ''Circus'' is from ''kirkos'' (circle), referring to a bird of prey named for its circling fl ...

Birds of prey of Eurasia Birds of Africa

Description

Behaviour and ecology

References

Further reading

External links