Demographic responses of arctic hares ( Lepus timidus ) to experimental reductions of red foxes ( Vulpes vulpes ) and martens ( Martes martes )

• Published in: Canadian Journal of Zoology
• Main Authors: Marcström, Vidar, Keith, Lloyd B., Engren, Erik, Cary, John R.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1989
• Subjects: Animal Science and Zoology; Ecology, Evolution, Behavior and Systematics; Arctic; Bergön; Rånön; Arctic hare; Lepus timidus; martes
• Online Access: http://dx.doi.org/10.1139/z89-095; http://www.nrcresearchpress.com/doi/pdf/10.1139/z89-095

This study aimed, through a field experiment, to test predictions from two hypotheses: (i) predation is a factor limiting arctic hare (Lepus timidus) populations, and (ii) predation shifts to arctic hares when voles (Microtus and Clethrionomys) decline to scarcity. Our approach was to compare demogr...