GPS-Based Models Highlighted the Lower Sumida as a Key Black-headed Gull Corridor in Tokyo
GPS tracking showed that black-headed gulls followed different river features at different movement scales in Tokyo, while GPS-based…
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News about Black-headed Gull
Research, conservation and important developments connected to this species.
Black-headed Gull Sample Yielded the Longest Known Calicivirus Genome
A Hungarian black-headed gull faecal sample yielded an 8,845-nucleotide avian calicivirus genome with unusual RNA structures and enough…
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New Papillomavirus Genome Identified in Black-headed Gull Faeces in China
Researchers identified the 7,794-base-pair CrPV1 genome in faecal samples from black-headed gulls in Sichuan and found it genetically…
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Black-headed Gulls in Kunming Fled at Similar Distances From Women and Men
Wintering black-headed gulls in Kunming began to escape at similar distances when approached by women and men, while…
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Black-Headed Gull IFN-γ Reduced Newcastle Disease Virus RNA in Cultured Immune Cells
Recombinant black-headed gull IFN-γ reduced Newcastle disease virus NP RNA in cultured gull lymphocytes, supporting antiviral activity in…
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Computer Vision Counted Black-headed Gulls in Kunming with 91.6% Average Accuracy
A Kunming system combined a modified YOLOv8 detector with ByteTrack and achieved 91.6% average counting accuracy against manual…
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Recombinant Black-headed Gull Interferon-Alpha Was Linked to Lower Newcastle Disease Virus RNA in Laboratory Models
Newcastle disease virus increased IFN-α and Mx transcription in black-headed gull lymphocytes, while recombinant gull IFN-α was linked…
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Blastocystis DNA Was Detected in 8 of 245 Black-headed Gull Fecal Samples at Dianchi Lake
PCR detected Blastocystis DNA in 8 of 245 fresh fecal samples from wintering black-headed gulls at Dianchi Lake,…
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H5N1 Outbreak Was Linked to Slower Movement and 13–14-Day Earlier Migration in Black-headed Gulls
During the 2023 Swedish H5N1 outbreak, GPS-tracked gulls from affected colonies slowed from about 0.52 to 0.24 m/s…
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H5N1 Targets the Brain and Eyes of Black-headed Gulls
All 13 French black-headed gulls selected for detailed H5N1 pathology had encephalitis, while 10 had inflammation inside the…
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H5N1 Outbreak Killed at Least 8,137 Black-headed Gulls and 614 Common Terns in Germany
A 2026 reconstruction of Germany's 2023 H5N1 outbreak documented at least 8,137 dead adult black-headed gulls and 614…
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Golden Plover Among Upland Birds That Declined Markedly at Pumlumon Over 40 Years
Forty years of surveys in the Pumlumon uplands found marked declines in characteristic upland birds including European Golden…
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Britain’s Wintering Black-headed Gull Estimate Fell About 49% in Two Decades
The 2023/24–2024/25 Winter Gull Survey estimated about 1.1 million black-headed gulls in Great Britain, 48.9% below the previous…
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Electronic Warfare Distorted Black-Headed Gull GPS Tracks
GPS tracks from black-headed gulls migrating into Eastern Europe contained increasing numbers of implausible positions near conflict zones.
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Drought Sent Breeding Black-headed Gulls up to 54 km for Temporary Wetlands
GPS tracking in Doñana showed that breeding black-headed gulls flew up to 54 km during successive drought, while…
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Earlier-Hatched Black-headed Gull Chicks Survived Better
Among 530 colour-marked chicks from four Polish colonies, hatching date predicted first-year survival more clearly than body condition…
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Scotland Requires Five-Year Population Reports for Five Gull Species
Scotland’s Natural Environment Act 2026 requires recurring five-year reports on coastal and urban populations of five named gull…
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Juvenile Black-Headed Gulls Let People Approach Closer
Young black-headed gulls consistently fled at shorter distances than adults across clothing colours and study sites in China.
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Urban Black-Headed Gulls Distinguished Different Human Threats
Black-headed gulls adjusted their escape distance depending on whether a person approached barehanded, carrying tools or operating a…
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New H5N1 Genotype Killed at Least 3,000 Danish Black-Headed Gulls
A gull-associated H5N1 genotype caused the deaths of at least 3,000 adult black-headed gulls in Denmark after a…
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