TY - RPRT TI - Bighorn sheep ( Ovis canadensis ) survivorship and habitat studies in Bighorn Canyon National Recreation Area and surrounding lands, Wyoming and Montana, 2000–2003 AU - Kathryn A. Schoenecker AU - Francis J. Singer AU - Kayla A. Grams AU - James E. Roelle PY - 2004 UR - https://pubs.usgs.gov/publication/70180876 ID - 70180876 ER -