Browse Bighorn sheep topic

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1-18 out of 18 article(s)

Title	Author	Type	Date	Words
Cougars in Guadalupe Mountains National Park, Texas: estimates of occurrence and distribution using analysis of DNA.	Gilad, Oranit; Janecka, Jan E.; Armstrong, Fred; Tewes, Michael E.; Honeycutt, Rodney L.	Report	Sep 1, 2011	5633
Surface mining and ecology of desert bighorn sheep.	Jansen, Brian D.; Krausman, Paul R.; Bristow, Kirby D.; Heffelfinger, James R.; deVos, James C., Jr.		Dec 1, 2009	5619
Selection of desert bighorn sheep (Ovis canadensis) transplant sites in Sierra Maderas del Carmen and Sierra San Marcos y del Pino, Coahuila, Maxico.	Espinosa-T, Alejandro; Contreras-Balderas, Armando J.; Sandoval, Andrew V.; Garcia-A, Mario A.	Report	Feb 1, 2009	5088
Identifying landscapes for desert bighorn sheep translocations in Texas.	Locke, Shawn L.; Brewer, Clay E.; Harveson, Louis A.		Feb 1, 2005	3119
Steep slopes of recovery.	Cohn, Jeffrey P.		Jul 1, 2003	3172
Chinese biologists compare argali to bighorn.	Kreger, Michael; Ford, Patricia L.		Mar 1, 2003	601
Counting on sheep; for decades, wildlife biologists and park rangers at Canyonlands and other Southwest parks have worked to restore desert bighorn. These efforts represent a great success story, although the animals' continued recovery is far from ensured.	Cohn, Jeffrey	Cover Story	Jul 1, 2002	1780
Balancing act: when one endangered species threatens another, what, if anything, should be done? Across the National Park System, park managers are confronting challenges that reinforce the role of parks as refuges but highlight their limitations. (Cover Story).	Wilkinson, Todd	Statistical Data Included	Nov 1, 2001	2122
NEWS UPDATE.	Daerr, Elizabeth G.	Brief Article	Mar 1, 2000	129
PACIFIC.	Huse, Brian		Jul 1, 1999	120
LISTING ACTIONS.			Jul 1, 1999	2134
Sierra Bighorns Need Protection.	MACKAY, KATURAH	Brief Article	May 1, 1999	881
Back where they belong: reintroduction of bighorn sheep into parks.	Lee, David N.B.		Sep 1, 1998	2025
Home on the range.	Larson, Elizabeth		Jul 1, 1993	403
Counting sheep: the National Park Service works to reintroduce bighorn to their historic range.	Howe, Steve		Mar 1, 1993	2430
Where the bighorns are butting heads.			Oct 1, 1991	552
Roadside bighorns.	Reel, Sue		Nov 1, 1990	381
A bighorn sheep, Ovis canadensis, from the late Pleistocene of Mesa del Oro, Cibola County, New Mexico.	Smartt, Richard A.; Hafner, David J.; Lucas, Spencer G.		Feb 1, 1990	730