Peregrine falcons bred in captivity and released on Salisbury Plain | Birds

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Goshawks are to be bred in captivity for the first time in England and released on to Salisbury Plain in a new attempt to revive the endangered bird of prey in southern England.

The raptor’s only English breeding populations are on the northern moors, where the bird has faced huge persecution in recent decades because its prey includes red grouse – a lucrative game bird.

That hen hen has not bred in southern England for decades, but it breeds on the ground in lowland grasslands and arable fields on the Continent, and scientists believe it could thrive again on English farmland without persecution – if the birds are returned there.

Twelve birds – six males and six females – have been brought from France and Spain to establish breeding pairs, in a Natural England project in collaboration with the International Center for Birds of Prey, which aims to release at least 100 birds over the next five or more years.

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Young harriers in France were rescued from the wild abroad by volunteers who ensure that if a harrier nests in a wheat field, the chicks are rescued before the combines move in. Two more birds are brought in from Spain. The birds will begin breeding next spring, although the new pairs may not produce enough chicks to release into the wild until 2024.

Hen pairs produce up to six chicks each year, but they are timid and must be kept in special aviaries where they are not disturbed by noise or human activity.

Simon Lee, a senior adviser at Natural England, the government’s conservation watchdog, said: “The Southern Reintroduction Project is an excellent example of international collaboration to drive species recovery. By working together, we hope to create a sustainable population that supports the long-term recovery of this much-loved species.

“Hawks are a magnificent bird of prey which unfortunately faces many challenges, including persecution and habitat loss. We are committed to combating persecution to ensure the permanent recovery of the species.”

Peregrine falcons have rarely been bred in captivity because they are considered “untameable” by falconers. Now considered an “upland bird” in Britain, where they feeds mainly on voles while they also take some small birds such as the pied piper, they were once widespread across the country before populations were decimated by persecution.

The University of Exeter investigated suitable sites for reintroduction and concluded that it made more sense to reintroduce them to areas of grassland and farmland common in southern England, rather than isolated moorland such as Exmoor and Dartmoor.

“They’re not picky birds at all,” Lee said. “Harrows just want vegetation at the right height and density in an open landscape for nesting and roosting; it doesn’t matter if it’s cereal crops or rough pastures or even potatoes. They will eat any available prey as long as it is the right size. They really are generalists. From a reintroduction point of view, it offers the best opportunity in the quite man-made landscapes we have in the UK.”

While much of Salisbury Plain is Ministry of Defense land where the birds should therefore be free from persecution, Natural England has spent four years talking to farmers and gamekeepers in surrounding Wiltshire.

“We were nervous when we started talking to people about it because of the history of persecution and the dynamic between conservationists and the shooting industry, but we were very, very pleasantly surprised by the response,” Lee said.

“The overwhelming response was actively supportive. The one thing that harriers have absolutely no influence on is typical pheasant and red-legged partridge shots. Harriers are far too small to take a pheasant.”

Goshawks have been spending winters in southern England since the 1970s, so gamekeepers are used to seeing the birds around. “Harriers have been present in the south of England in large numbers when the vast majority of shootings take place, to my knowledge, without a single problem,” Lee said.

The wintering birds have not settled in the south of England because they often return close to their birthplace to mate and raise young, and also because there simply aren’t enough goshawks in the sky in spring to encourage the males to roost perform their famous “heaven”. -dancing” aerobatics to attract a mate.

Releasing captive-bred birds will aim to create a southern breeding population of at least 100, after which it is hoped that coots will spread across the landscape, as populations of red grouse have done since their successful reintroduction in 1990.

The goshawk was practically exterminated in England and Wales in 1900, and after the birds returned in the second half of the last century, they were almost wiped out again: no goshawks bred in England in 2013. France has 10,000 pairs.

Recent conservation efforts have led to a resurgence in northern England: this year, 119 chicks have flown from 34 coot nests across the highlands of County Durham, Cumbria, Lancashire and Northumberland, the most prolific year for more than a century.

Part of this success is attributed to the government’s controversial policy of “blood management” where grouse are allowed to remove coot nests where the chicks are raised in captivity and then released. This mechanism prevents the build-up of harrier nests on grouse nests where they precede grouse. But conservation groups, including the RSPB, are opposed to such management, arguing that it does not confront the problem of illegal persecution.

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