Rapid phenotypic change in a native bird population following conversion of the Colorado Desert to agriculture
Humans are modifying our planet's ecosystems with increasing frequency and intensity. Exploring population responses to anthropogenic modifications of natural habitat provides insights into how species persist in the Anthropocene. Here, we leverage natural history collections to document rapid...
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crwiley:10.1111/jav.01507 2024-09-09T19:39:10+00:00 Rapid phenotypic change in a native bird population following conversion of the Colorado Desert to agriculture Mason, Nicholas A. Unitt, Philip Cornell Lab of Ornithology Athena Fund American Museum of Natural History Frank M. Chapman Memorial Fund EPA STAR fellowship 2018 http://dx.doi.org/10.1111/jav.01507 https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1111%2Fjav.01507 https://onlinelibrary.wiley.com/doi/pdf/10.1111/jav.01507 en eng Wiley http://onlinelibrary.wiley.com/termsAndConditions#vor Journal of Avian Biology volume 49, issue 2 ISSN 0908-8857 1600-048X journal-article 2018 crwiley https://doi.org/10.1111/jav.01507 2024-06-18T04:13:53Z Humans are modifying our planet's ecosystems with increasing frequency and intensity. Exploring population responses to anthropogenic modifications of natural habitat provides insights into how species persist in the Anthropocene. Here, we leverage natural history collections to document rapid phenotypic change within a native bird population following ~80 yr of agriculture in the Colorado Desert of southeastern California. By comparing spectrophotometric measurements of horned lark Eremophila alpestris specimens collected in the Imperial Valley from 1918 to 1934 to those collected from 1984 to 2014, we found that more recent birds have darker backs, napes, and crowns. This dorsal darkening may have resulted from a shift in selective pressures for camouflage induced by land use: previously, the lark population nested on light‐colored desert flats, whereas contemporary larks occupy darker soil associated with agricultural fields. Adaptation and/or introgression may have contributed to this instance of rapid phenotypic change following the rise of agriculture in the Imperial Valley. Article in Journal/Newspaper Eremophila alpestris Wiley Online Library Journal of Avian Biology 49 2 |
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English |
description |
Humans are modifying our planet's ecosystems with increasing frequency and intensity. Exploring population responses to anthropogenic modifications of natural habitat provides insights into how species persist in the Anthropocene. Here, we leverage natural history collections to document rapid phenotypic change within a native bird population following ~80 yr of agriculture in the Colorado Desert of southeastern California. By comparing spectrophotometric measurements of horned lark Eremophila alpestris specimens collected in the Imperial Valley from 1918 to 1934 to those collected from 1984 to 2014, we found that more recent birds have darker backs, napes, and crowns. This dorsal darkening may have resulted from a shift in selective pressures for camouflage induced by land use: previously, the lark population nested on light‐colored desert flats, whereas contemporary larks occupy darker soil associated with agricultural fields. Adaptation and/or introgression may have contributed to this instance of rapid phenotypic change following the rise of agriculture in the Imperial Valley. |
author2 |
Cornell Lab of Ornithology Athena Fund American Museum of Natural History Frank M. Chapman Memorial Fund EPA STAR fellowship |
format |
Article in Journal/Newspaper |
author |
Mason, Nicholas A. Unitt, Philip |
spellingShingle |
Mason, Nicholas A. Unitt, Philip Rapid phenotypic change in a native bird population following conversion of the Colorado Desert to agriculture |
author_facet |
Mason, Nicholas A. Unitt, Philip |
author_sort |
Mason, Nicholas A. |
title |
Rapid phenotypic change in a native bird population following conversion of the Colorado Desert to agriculture |
title_short |
Rapid phenotypic change in a native bird population following conversion of the Colorado Desert to agriculture |
title_full |
Rapid phenotypic change in a native bird population following conversion of the Colorado Desert to agriculture |
title_fullStr |
Rapid phenotypic change in a native bird population following conversion of the Colorado Desert to agriculture |
title_full_unstemmed |
Rapid phenotypic change in a native bird population following conversion of the Colorado Desert to agriculture |
title_sort |
rapid phenotypic change in a native bird population following conversion of the colorado desert to agriculture |
publisher |
Wiley |
publishDate |
2018 |
url |
http://dx.doi.org/10.1111/jav.01507 https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1111%2Fjav.01507 https://onlinelibrary.wiley.com/doi/pdf/10.1111/jav.01507 |
genre |
Eremophila alpestris |
genre_facet |
Eremophila alpestris |
op_source |
Journal of Avian Biology volume 49, issue 2 ISSN 0908-8857 1600-048X |
op_rights |
http://onlinelibrary.wiley.com/termsAndConditions#vor |
op_doi |
https://doi.org/10.1111/jav.01507 |
container_title |
Journal of Avian Biology |
container_volume |
49 |
container_issue |
2 |
_version_ |
1809908286322900992 |