Winter energy balance and activity of female caribou on Coats Island, Northwest Territories: the relative importance of foraging and body reserves

• Published in: Canadian Journal of Zoology
• Main Authors: Adamczewski, J. Z., Hudson, R. J., Gates, C. C.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1993
• Subjects: Coats Island; Midwinter; Northwest Territories; Rangifer tarandus
• Online Access: http://dx.doi.org/10.1139/z93-167; http://www.nrcresearchpress.com/doi/pdf/10.1139/z93-167

Reduced availability of forage in winter is the dominant limiting factor for the isolated, predator-free caribou (Rangifer tarandus groenlandicus) population on Coats Island, Northwest Territories. Pregnant females in this population typically begin winter with large fat reserves but catabolize most...