Common Eider feathers were a poor guide to liver contaminant levels
In 22 wintering Common Eiders from Germany’s Baltic coast, feather and liver concentrations differed for 13 of 14…
Read story →WILDLIFE IN THE NEWS
Research, conservation and new discoveries
A continuing selection of new studies, conservation projects and important developments connected to species in the archive.
How one rhesus macaque’s brain represented coordinated finger movements
Recordings from three connected brain areas showed that coordinated finger movements were not represented as a simple sum…
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Wild jungle cats may have been captured for mummification in ancient Egypt
Skulls from cat mummies excavated near Beni Hassan suggest that some jungle cats came from the wild and…
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A graph-based tool helps researchers match wildlife photos to individual animals
A new method combines automated photo matching with targeted human review. Across seven wildlife image datasets, it improved…
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Crows find it harder to switch to vocalizing than to pecking
In a task where carrion crows learned to peck or vocalize in response to visual cues, switching to…
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How accurately can researchers estimate a roe deer’s age?
A review of 25 publications finds that tooth-based age estimates vary in accuracy. One DNA-methylation method had an…
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Vibrational signatures in ivory do not reliably distinguish elephant species
A study of ten ivory pieces from a Qing-dynasty screen in Beijing found that proposed infrared and Raman…
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Colour drone images gave better harbour seal length estimates than thermal images
A study of harbour seals in British Columbia tested drone-based body-length estimates and size classes. Colour images had…
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Three Ways of Analysing Elephant Calls Gave Different Results
Recordings from a semi-free herd in South Africa show how the method used to classify call timing can…
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Aging rhesus macaques show broader protein changes in blood than in brain fluid
A study of 66 rhesus macaques found age-related differences in many more measured proteins in plasma than in…
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Satellite Image Revealed Fewer Elephants Than Aerial Count in Botswana
Researchers found 688 elephants in a satellite image of Botswana, while a simultaneous aerial survey counted 816. Trees…
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Lesser Black-backed Gulls Made Up 73% of Paresis Cases in Lisbon
A ten-year review of gull admissions from Lisbon and Setúbal found that lesser black-backed gulls dominated paresis cases,…
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Video Collars Showed GPS Methods Were Only About 70% Accurate at Detecting Caribou Calving
Video collars from 160 adult females in the Porcupine and Western Arctic herds showed that two GPS movement…
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Weapons-test Fallout Contributed Less to Wild Boar Radiocaesium Than Earlier Estimates Suggested
Bavarian soil measurements and a revised isotope benchmark cut the estimated mean contribution of weapons-test fallout to wild-boar…
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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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Dry Weather and Snow-Covered Ground Improved Genetic Monitoring From Rock Ptarmigan Droppings
Only 103 of 338 spring fecal samples yielded usable genotypes, but a 2026 study identified field and laboratory…
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PIT Tags Were Retained in All Recaptured Slow Worms, While Photo-ID Ranked the Correct Individual First 96% of the Time
A two-year field study in north-eastern France found no PIT-tag loss among 174 recaptured slow worms, while Hotspotter…
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Review of 86 Studies Found Broad Support for Wild Boar as Sentinels of Pathogens and Contaminants
A systematic review of 86 studies found broad support for wild boar as sentinels of pathogens and environmental…
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Ochratoxin A Was Detected in All 54 Wild Boar Examined in Apulia
Ochratoxin A was detected in at least one tissue from every one of 54 wild boar examined in…
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Trail-only Cameras Underrepresented Female Felids and Biased Density Estimates in Bhutan
In Bhutan, trail-only camera traps recorded disproportionately fewer female felids and produced density estimates averaging 22% below a…
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