The likely cause of the decline? Food shortages in Delaware Bay, a crucial feeding stopover site on their migration.
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A new study found that city birds have a much poorer health status than their rural cousins. More here >

Jon Dunn brings you his comprehensive roundup of the week's best birds from around Britain, Ireland the Western Palearctic. More here >

A new report, five years in the making, gives a snapshot of the health of birds and their habitats in South Africa - and highlights some disturbing trends and stats. More here >

Bird populations across an eerily quiet French countryside have collapsed, on average, by a third over the last decade-and-a-half, new research has found.
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Animal migration patterns are changing as humans alter the landscape, according to new research.
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The thriving illegal wildlife trade from Indonesia to the Philippines has come into the limelight once again with the discovery of hundreds of threatened Indonesian wildlife in a Philippine home. More here >

In the latest instalment of our Talking Birds interview series, Mark talks Dawn Balmer, one of the best known and most admired birder-ornithologists in the UK. More here >

A group of researchers from universities in Kent and Norfolk have launched a new study aiming to understanding the behaviour of twitchers. More here >

Conservationists are concerned about the safety of a young pair of eagles after news emerged that another satellite-tagged Golden Eagle has disappeared in the northern Monadhliath Mountains of Inverness-shire. More here >

Pest control is saving more than just the Kiwi: species that haven't been seen for years are reappearing in New Zealand's forests. More here >

The first two books in a new series of guides to the wildlife of the East Anglian Brecks have just been published. More here >

New research has shown that list submitted and aggregated to birding site eBird, can help scientists track bird populations and identify conservation issues before it's too late. More here >

Andy Stoddart brings you his comprehensive roundup of the week's best birds from around Britain, Ireland the Western Palearctic. More here >

Although there was an overall increase of 22% in the breeding population between 2002 and 2014 this is largely due to increases in lowland areas. More here >

Over 260,000 songbirds were illegally killed in autumn 2017, this figures is down from 880,000 the previous year, a 70% drop. More here >

A new study almost 20 years in the making suggests 'speciation reversal' - where two distinct lineages hybridize and eventually merge into one More here >

More bad news for Africa's beleaguered vultures as 87 were found dead on the the 25th Feb near a poisoned elephant carcass in Mozambique. More here >

The celebrate the occurrence of the first-winter female Amur Falcon at Porthgwarra in July last year Martin Elliot has produced a limited edition print. More here >

The researchers found that the Danger Islands have 751,527 pairs of Adelie penguins--more than the rest of the entire Antarctic Peninsula region combined. More here >

Mark James Pearson and his tenacious team get primed (and micro-chipped) for Champions of the Flyway.
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Scientists have discovered that predators like American Kestrels can take the place of pesticides>
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The Shiant Isles have been officially declared rat-free, thanks to a four-year partnership project to restore them as a secure haven for nesting seabirds. More here >

Durham Constabulary and the RSPB are appealing for information following the disappearance of a satellite-tagged Hen Harrier near Middleton-in-Teesdale. More here >

Local environmental education charity 'Birds of Poole Harbour' opens the doors to its new engagement HQ on Poole Quay at midday on March 1st 2018. More here >

Jon Dunn brings you his comprehensive roundup of the week's best birds from around Britain, Ireland the Western Palearctic. More here >

There are only a handful of islands in the Southern Ocean and not all of them are suitable to sustain large breeding colonies. More here >

This year's British Birdwatching Fair will support the creation of Argentina's largest national park.
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74 vultures have been found dead along with six lions in the latest mass poisoning, this time in Tanzania. More here >

Declining populations spend winters in northern South America whilst stable populations spend winters in Central America. More here >

This represents the first ever wild pair of rhinoceros hornbills to nest in an artificial nest box.
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Scotland's woodland and farmland bird numbers have increased over the past two decades, but during this time, upland birds have faced decline. More here >

Campaigners are to take legal challenge against Defra's Hen Harrier brood management plan and have launched a crowdfunding campaign to fund the case. More here >

In the latest instalment of his interview series with some of the leading lights in birding and conservation, Mark talks to a legend in North America's birding and conservation community, Kim Kaufman. More here >

Our very own Jon Dunn has a new book out so we are delighted to make it our book of the week. Save £4 plus we donate 5% to Birdlife. More here >

Jon Dunn brings you his comprehensive roundup of the week's best birds from around Britain, Ireland the Western Palearctic. More here >

Researchers have created a solar wildlife tag that will track birds over their lifetimes with larger birds such as Turkey Vultures helping to relay data to receivers. More here >

Louisiana Waterthrush is declining at sites impacted by shale gas development in northwestern West Virginia.
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Which is better: Arabica beans with their sweeter, softer taste, or the bold, deep flavor of Robusta beans? Researchers have taken the question to unlikely aficionados - birds More here >

New experiments show that dominant male Long-billed Hermits have better spatial memories and sing more consistent songs than less successful males. More here >

The White-winged Flufftail has just been confirmed to be breeding in South Africa - not only Ethiopia as previously thought. More here >

Involves the North Yorkshire Police, RSPB, RSPCA, Yorkshire Dales National Park Authority and North York Moors National Park Authority
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In stock and ready to dispatch. This outstanding new guide covers all of the world's gull species, tackling some of the most notoriously difficult identification and taxonomic challenges in birding. More here >

A new study showed that monitoring wildlife using drones is more accurate than traditional counting approaches.
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Andy Stoddart brings you his comprehensive roundup of the week's best birds from around Britain, Ireland the Western Palearctic. More here >

What was expected to be a depressing story of dwindling populations turned out to be a more positive one.
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People across Britain are encouraged to put up a nest box and provide a family home for our birds.
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Larger species of hummingbirds, despite their increased mass, are able to adapt to outmanoeuvre smaller species.
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Decoding how Oilbirds navigate through dark caves could help develop new and more advanced autonomous drones. More here >

Tunisian law sets no quota set for the killing of Thrushes or Starlings and for more than thirty species of 'huntable' bird in Tunisia. More here >

It may be possible to distinguish individual Great Spotted Woodpeckers based on drumming patterns, including the speed of strokes as well as the number of strokes within a drum roll. More here >

Two of the first ever British wading birds to be released under a new conservation technique have been spotted 1,200 miles away in Portugal. More here >

Bush Heritage Australia is thrilled to share the news that another young Night Parrot has been sighted and photographed on their Pullen Pullen reserve in western Queensland. More here >

Andy Stoddart brings you his comprehensive roundup of the week's best birds from around Britain, Ireland the Western Palearctic which this week includes two potential firsts for Britain. More here >

Male Blue Tits with white cheeks are healthier and more likely to mate with higher quality partners than their counterparts with duller cheek feathers. More here >

In their latest round of decisions the BOURC has announced that the Bearded Vulture found in Gwent in May 2016 and subsequently roamed various sites has been placed in category E. More here >

The researchers say the knowledge about woodpecker brains could help make football equipment safer for kids. More here >

Japanese Tits can retrieve a visual image of a predator from specific alarm calls - the first evidence that nonhuman animals can 'see' a reference to certain vocalisations. More here >

New research shows that geese cope with the harsh winter climate by reducing their heart rate and body temperature.
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The population has declined for the third year in a row - down to 140 pairs from a peak of 230 in 2014.
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At the same time that the results of the toxicological analysis from 34 Andean Condors found poisoned in Argentina some weeks ago was revealed, in Colombia two more Andean Condors have been found dead. More here >

Jon Dunn brings you his comprehensive roundup of the week's best birds from around Britain, Ireland the Western Palearctic. More here >

The news were found in January in Cambodia's Chhep Wildlife Sanctuary by conservationists from the Ministry of Environment, Wildlife Conservation Society and local communities. More here >

Five years ago, hundreds of thousands of migrating Amur Falcons were being slaughtered annually in northeast India. Today, they are celebrated.
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BirdLife Malta was refused access to data about more than 8,000 sites where trapping is authorised each year.
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We can see summer coming from over 4,000 miles away as the first of BTO's satellite-tracked Cuckoos begins to head north.
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Now in its 39th year, the Birdwatch is a chance for people of all ages to count the number of birds that visit their garden. More here >

The corpses of the Andean condors were stacked and partially burned. In addition to the birds, a dead puma and several farmyard animals. More here >

Despite efforts to retrofit power poles and to build new poles to avian-friendly standards, electrocution remains a substantial cause of death for the Golden Eagle. More here >

New research raises new alarms about how populations might be affected by global warming.
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New research has shown that oil and gas drilling equipment drowns out important parts of their songs, forcing them to make changes to their song. More here >

The development of high-speed rail poses new ecological challenges. The thousands of kilometres of railways with trains operating at speeds of more than 155 mph can generate unwanted effects. More here >

Jon Dunn brings you his comprehensive roundup of the week's best birds from around Britain, Ireland the Western Palearctic. More here >

The move comes following the partnership project's continued failure to improve the fortunes of raptors in the Dark Peak. More here >

The Irish Government's forestry strategy is threatening to wipe out the Hen Harrier as a breeding bird in Ireland. More here >

Researchers used 16 weather surveillance radars from the northeastern United States over a seven-year period to map the distributions of migratory birds during their autumn stopovers More here >

A new study examines what's happened by looking at the genetics of a species that arrived in Hawaii in the twentieth century through decidedly unnatural means. More here >

Small no-fishing zones around colonies of African penguins can help this struggling species, new research shows.
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Climate change has scientists worried that birds' annual migration and reproduction will be thrown out of sync with the seasons. More here >

Five Cypriot men have been fined for systematically trapping and killing wild birds, including blackcaps and other warblers on a British military base in Cyprus. More here >

The British Ornithologists' Union Records Committee (BOURC) has accepted the North Ronaldsay Red-winged Blackbird and the Pembrokeshire Masked Wagtail. More here >

This beautifully illustrated guide covers all the birds found in the islands, providing concise descriptions for easy identification, though no distribution maps, and plates for easy identification of all species. More here >

Described by Mark Cocker as "One of the most important British writers on nature in the twentieth century" this new book showcases some of the most compelling parts of J A Baker's Archive. More here >

Smugglers have dumped 300 birds into the sea near Melaka in Malaysia while attempting to escape authorities, drowning most of the animals that were believed to have been collected in various Southeast Asian countries, for sale in Indonesia. More here >

Jon Dunn brings you his comprehensive roundup of the week's best birds from around Britain, Ireland the Western Palearctic. More here >

Government body responsible for wildlife protection issues first license for Hen Harrier brood meddling on grouse moors. More here >

A major victory for Greek seabirds and marine biodiversity with a significant extension of Greece's Natura 2000 Network. More here >

Bradford Council's Labour Group voted by overwhelming majority to not renew grouse shooting rights for Ilkley Moor. More here >

Mark Pearson was one of more than 150 delegates attending IBOC 2017 representing bird observatories, ringing stations and research facilities from around the world. More here >

Birders are being asked to help with the 4th annual Seabird Count. The JNCC need volunteers to count safe, accessible seabird colonies.
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Andy Stoddart reviews the latest Poyser monograph, which is an impressive study of one of our most familiar yet most fascinating birds.
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Wildlife species are being exposed to high levels of rat poison in northwest California, with illegal marijuana farms the most likely source point. More here >

A new study shows that birds have shifted the time of their breeding much more quickly than Finnish farmers are anticipating their sowing times. More here >

The endurance of Emperor Penguins, trudging through the perpetual Antarctic night is legendary. However, new research explains that not all colonies are icebound and many might break their fasting. More here >

Political boundaries ends up being am ecological barrier due to differences in wildlife management policies and prevents Griffon and Black Vultures crossing between Spain and Portugal. More here >

A new study has demonstrated that the engineered habitat doesn't provide the benefits of sandbars created by nature.
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Our Book of the Week is the latest Poyser monograph and we have another EXCLUSIVE early release offer for our subscribers.
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Highlights of the week included two Black Scoters, a Hume's Warbler in Norfolk and a fly-by Brunnich’s Guillemot photographed in Shetland. More here >

Thanks to consumers in Cambodia and Europe, 500,000 hectares of forest and wetlands is being protected under a scheme supported by BirdLife. More here >

Birds exposed to the persistent noise of natural gas compressors show symptoms remarkably similar to those in humans suffering from post-traumatic stress disorder. More here >