不気味な音ではない:音声記録が都市部のコウモリの同定に役立つ(Not-so-spooky sounds: Audio recordings help ID urban bats)

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2023-10-25 ワシントン大学セントルイス校

◆セントルイスのワシントン大学の研究者は、地元の緑地で野生動物を監視するために音響レコーダーを使用してコウモリを初めて検出しました。これにより、都市部に生息するコウモリの生態学的研究が進展し、コウモリの保護活動のサポートに役立つ可能性があります。
◆これらの監視データにより、都市部でのコウモリの生息地利用の理解が向上し、都市部におけるコウモリの生息地の創成、修復、または保護が行いやすくなるかもしれません。この研究では、コウモリを含む40種以上の動物が同定され、都市部における野生動物に関する研究に貢献しています。

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都市化、気候、種の形質が、地域から大陸スケールまでの哺乳類コミュニティを形成する Urbanization, climate and species traits shape mammal communities from local to continental scales

Jeffrey D. Haight,Sharon J. Hall,Mason Fidino,Solny A. Adalsteinsson,Adam A. Ahlers,Julia Angstmann,Whitney J. B. Anthonysamy,Elizabeth Biro,Merri K. Collins,Barbara Dugelby,Travis Gallo,Austin M. Green,Laura Hartley,Mark J. Jordan,Cria A. M. Kay,Elizabeth W. Lehrer,Robert A. Long,Brandon MacDougall,Seth B. Magle,Darren E. Minier,Chris Mowry,Maureen Murray,Kristina Nininger,Mary E. Pendergast,Katie R. Remine,Travis Ryan,Carmen Salsbury,Christopher J. Schell,Çagan H. Șekercioğlu,Catherine J. Shier,Kelly C. Simon,Colleen C. St. Clair,Theodore Stankowich,Cassondra J. Stevenson,Lisa Wayne,Dave Will,Jacque Williamson,Larry Wilson,Amanda J. Zellmer & Jesse S. Lewis
Nature Ecology & Evolution  Published:04 September 2023
DOI:https://doi.org/10.1038/s41559-023-02166-x

figure 1

Abstract

Human-driven environmental changes shape ecological communities from local to global scales. Within cities, landscape-scale patterns and processes and species characteristics generally drive local-scale wildlife diversity. However, cities differ in their structure, species pools, geographies and histories, calling into question the extent to which these drivers of wildlife diversity are predictive at continental scales. In partnership with the Urban Wildlife Information Network, we used occurrence data from 725 sites located across 20 North American cities and a multi-city, multi-species occupancy modelling approach to evaluate the effects of ecoregional characteristics and mammal species traits on the urbanization–diversity relationship. Among 37 native terrestrial mammal species, regional environmental characteristics and species traits influenced within-city effects of urbanization on species occupancy and community composition. Species occupancy and diversity were most negatively related to urbanization in the warmer, less vegetated cities. Additionally, larger-bodied species were most negatively impacted by urbanization across North America. Our results suggest that shifting climate conditions could worsen the effects of urbanization on native wildlife communities, such that conservation strategies should seek to mitigate the combined effects of a warming and urbanizing world.

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生物環境工学
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