Type A Trichomonas Was More Than Twice as Prevalent in British Birds at Supplementary-fed Sites
Type A of the bird parasite Trichomonas gallinae was more than twice as prevalent in British birds at…
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News about House Sparrow
Research, conservation and important developments connected to this species.
Usutu Virus RNA Was Found Nearly Three Times as Often as West Nile Virus RNA in Southern France
Among 2,533 wild birds from 69 species in southern France, Usutu virus RNA was detected in 12.0% and…
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Industrial-Site House Sparrows in Kosovo Had Higher Metal Burdens Alongside Blood and Testicular Changes
An integrated analysis of 60 adult male house sparrows from Mitrovica, Drenas and rural Ujmir found higher lead,…
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House Sparrow Nests Tracked Building Design More Than Urbanisation
A Sri Lankan survey of 185 active nests found stronger links to specific building structures than to broad…
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Historic DNA Revealed Growing Isolation Among Catalan House Sparrows
Museum specimens show that Catalonia’s house sparrows were once more genetically connected; modern populations are fragmented despite retaining…
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Indian village study found most house sparrow nests in buildings
Researchers monitoring 37 nests in Madhya Pradesh found that building cavities dominated nest-site use and documented high local…
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Urban house sparrow survival declined during four-year Spanish study
Colour-marking in Alcoy, eastern Spain, showed declining apparent survival from 2017 to 2020. Adult males averaged about 48%…
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Tree and House Sparrows Divided Assam’s Urban Landscape
Surveys across five towns found tree sparrows most strongly associated with green suburban zones, while house sparrows concentrated…
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Urban Noise Was the Strongest Predictor of Rufous-Collared Sparrow Numbers; House Sparrow Abundance Also Mattered
A city-wide study in southern Mexico linked lower numbers of native rufous-collared sparrows primarily to noise, while house…
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House Sparrow Breeding Success Was Similar at Different Distances From Mobile Towers
A nine-year field study in India found no clear difference in house sparrow breeding success among nest boxes…
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House Sparrow Eggshells Revealed Unexpectedly High Metal Concentrations
All five measured metals and metalloids were detected across the 100 house sparrow eggshells selected for chemical analysis,…
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More Than 30% of Variation in House Sparrows’ Hormonal Response to Food Availability Was Heritable
House sparrows differed in how strongly their glucocorticoid levels changed between adequate and restricted food. Cross-fostering and quantitative…
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More Widespread House Sparrows Had More Avian Malaria Than Tree Sparrows
In Missouri and Illinois, avian malaria was detected in 24.1% of house sparrows but 11.6% of Eurasian tree…
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