A simple genetic method to distinguish mule deer and bighorn sheep fecal pellets and its application to detecting bighorn sheep colonization events in California

Bighorn sheep (Ovis canadensis) habitat frequently is geographically discontinuous and the metapopulation model fits this species well. Consequently, extinction-colonization dynamics are important and need to be monitored. Much of the conservation history of bighorn sheep, however, was based on a th...

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Main Author: John Wehausen
Format: Article
Language:English
Published: California Department of Fish and Wildlife 2023-12-01
Series:California Fish and Wildlife Journal
Subjects:
Online Access:https://journal.wildlife.ca.gov/2023/12/29/a-simple-genetic-method-to-distinguish-mule-deer-and-bighorn-sheep-fecal-pellets-and-its-application-to-detecting-bighorn-sheep-colonization-events-in-california/
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author John Wehausen
author_facet John Wehausen
author_sort John Wehausen
collection DOAJ
description Bighorn sheep (Ovis canadensis) habitat frequently is geographically discontinuous and the metapopulation model fits this species well. Consequently, extinction-colonization dynamics are important and need to be monitored. Much of the conservation history of bighorn sheep, however, was based on a theory that natural colonization is not part of the biology of this species. That theory is not supported by a growing body of evidence that natural colonization of vacant habitat does occur in this species. Here I present a simple PCR test that distinguishes bighorn sheep fecal pellets from those of mule deer (Odocoileus hemionus) as a useful tool in documenting bighorn sheep occupancy where mule deer are present. I include examples from California of applications of this method to investigate potential colonization events.
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spelling doaj.art-dec40e05a19345eb8ff7d98618c619212024-01-04T22:52:23ZengCalifornia Department of Fish and WildlifeCalifornia Fish and Wildlife Journal2689-419X2689-42032023-12-01109410.51492/cfwj.109.18A simple genetic method to distinguish mule deer and bighorn sheep fecal pellets and its application to detecting bighorn sheep colonization events in CaliforniaJohn Wehausen0https://orcid.org/0000-0002-2926-9682University of California, White Mountain Research CenterBighorn sheep (Ovis canadensis) habitat frequently is geographically discontinuous and the metapopulation model fits this species well. Consequently, extinction-colonization dynamics are important and need to be monitored. Much of the conservation history of bighorn sheep, however, was based on a theory that natural colonization is not part of the biology of this species. That theory is not supported by a growing body of evidence that natural colonization of vacant habitat does occur in this species. Here I present a simple PCR test that distinguishes bighorn sheep fecal pellets from those of mule deer (Odocoileus hemionus) as a useful tool in documenting bighorn sheep occupancy where mule deer are present. I include examples from California of applications of this method to investigate potential colonization events.https://journal.wildlife.ca.gov/2023/12/29/a-simple-genetic-method-to-distinguish-mule-deer-and-bighorn-sheep-fecal-pellets-and-its-application-to-detecting-bighorn-sheep-colonization-events-in-california/colonizationdesert bighorn sheepdna extractionextinctionfecal dnametapopulationmule deerodocoileus hemionusovis canadensispcrsierra nevada bighorn sheep
spellingShingle John Wehausen
A simple genetic method to distinguish mule deer and bighorn sheep fecal pellets and its application to detecting bighorn sheep colonization events in California
California Fish and Wildlife Journal
colonization
desert bighorn sheep
dna extraction
extinction
fecal dna
metapopulation
mule deer
odocoileus hemionus
ovis canadensis
pcr
sierra nevada bighorn sheep
title A simple genetic method to distinguish mule deer and bighorn sheep fecal pellets and its application to detecting bighorn sheep colonization events in California
title_full A simple genetic method to distinguish mule deer and bighorn sheep fecal pellets and its application to detecting bighorn sheep colonization events in California
title_fullStr A simple genetic method to distinguish mule deer and bighorn sheep fecal pellets and its application to detecting bighorn sheep colonization events in California
title_full_unstemmed A simple genetic method to distinguish mule deer and bighorn sheep fecal pellets and its application to detecting bighorn sheep colonization events in California
title_short A simple genetic method to distinguish mule deer and bighorn sheep fecal pellets and its application to detecting bighorn sheep colonization events in California
title_sort simple genetic method to distinguish mule deer and bighorn sheep fecal pellets and its application to detecting bighorn sheep colonization events in california
topic colonization
desert bighorn sheep
dna extraction
extinction
fecal dna
metapopulation
mule deer
odocoileus hemionus
ovis canadensis
pcr
sierra nevada bighorn sheep
url https://journal.wildlife.ca.gov/2023/12/29/a-simple-genetic-method-to-distinguish-mule-deer-and-bighorn-sheep-fecal-pellets-and-its-application-to-detecting-bighorn-sheep-colonization-events-in-california/
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