CT Reveals the Organs and Blood Vessels Inside a White-backed Vulture
A contrast-enhanced CT scan of one adult male white-backed vulture revealed major organs and vessels, while also showing…
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Research, conservation and new discoveries
A continuing selection of new studies, conservation projects and important developments connected to species in the archive.
Red Foxes and Stone Martens Share Places at Different Times
Red foxes and stone martens often used the same sites in central Spain. Their daily activity differed more…
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Red Kites Return to Jaén as Dangerous Power Poles Are Made Safer
Red kites are breeding again in Jaén, southern Spain, following a reintroduction programme. Twenty-one released birds used the…
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Hooded Crows Were Linked to 87 Reported West Nile Virus Bird Outbreaks in Europe
The September ECDC–EFSA report linked hooded crows to 87 reported West Nile virus bird outbreaks, Eurasian magpies to…
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Late Spring Frost Was Linked to About 4% Smaller Pied Flycatcher Eggs
After a severe April frost damaged emerging oak foliage at Valsaín in central Spain, Pied Flycatchers laid eggs…
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Researchers Recommend More Intensive Wild Boar Culling for Barcelona ASFV Variant
Barcelona’s dense peri-urban wild-boar population and an ASFV variant associated with apparently slower mortality led researchers to recommend…
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Barcelona ASFV Variant Was Missing About 9,800 DNA Bases
Whole-genome sequencing of eight ASFV-positive wild boar near Barcelona identified a distinct genotype II variant with a stable…
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Three Warblers in Catalonia Differed in Prey Choice, Prey Size and Use of Aquatic Prey
DNA metabarcoding of 189 diet samples from three warblers in Catalan reedbeds found several forms of dietary separation:…
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Closer Relatives Among Hoopoes, Woodhoopoes and Hornbills Had More Similar Preen-Gland Microbiomes
Across eight taxa of hoopoes, woodhoopoes and hornbills, more closely related birds had more similar bacterial communities in…
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Models Highlighted Iberian Mountains and the Po Watershed as Key Stopover Regions for UK Common Cuckoos
Models based on satellite tracks from 88 UK-breeding male common cuckoos highlighted Iberian mountain ranges and the Po…
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Targeted Restoration Raised the Modelled Share of Functionally Connected Blackbird Breeding Habitat to 90.8% in Gijón
VHF telemetry from 13 adult Eurasian blackbirds in Gijón was used to model breeding habitat and connectivity. Under…
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Resident Eurasian Blackcaps Had Less Seasonal Change in Hypothalamic Chromatin Accessibility
Resident Eurasian blackcaps from Tarifa showed less seasonal change in hypothalamic chromatin accessibility than short-distance migrants from San…
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Detection of CDV and Toxoplasma in Red Foxes Was Linked to Farming Habitats
PCR screening of 239 red fox brains from northwestern Spain detected CDV in 7.5%, Toxoplasma gondii in 7.1%,…
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GPS Tracks and Wind Modelling Suggest Black-winged Stilts May Fly Above 7,000 Metres
Two GPS-tracked black-winged stilts moved rapidly between Mallorca and West Africa, while wind modelling identified atmospheric layers compatible…
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Higher Temperature and Humidity Reshaped Microbial Communities in Eurasian Blue Tit Nests
An experiment in nine Eurasian blue tit nest boxes in Valsaín, Spain, found that higher temperature and humidity…
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Muscle Minerals Varied Across the Antler Cycle in Wild Red Deer
In 32 wild red deer stags from central Spain, muscle mineral composition differed among four sampling periods across…
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EHDV-8 Caused Severe Neurological and Vascular Disease in Red Deer in Spain
A Spanish study combined reports from 48 hunting estates, a monitored farm of 1,709 red deer and pathology…
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Wild Boar Harvests and Road Collisions Peaked in Years Without Major Beech and Oak Seed Crops
Wild boar hunting bags showed broad two-year fluctuations across parts of Central Europe. In Baden-Württemberg, both the number…
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Red Foxes Tracked Annual Vole Abundance While All Three Carnivores Aggregated Around Local Prey Hotspots
A ten-year study in northern Spain found red-fox detections closely tracked annual Montane water-vole abundance, while wildcats showed…
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Inheritance and Early-life Environment Both Shaped Pied Flycatcher Nonbreeding Areas
Tracking across the breeding range and a Netherlands–Sweden egg-translocation experiment showed that both inheritance and natal environment influence…
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