Interaction between barren-ground caribou and muskrats

Barren-ground caribou, Rangifer tarandus groenlandicus, have been observed to systematically expose, trample, and eat the pushups constructed on ice in winter by muskrats, Ondatra zibethicus, for feeding. Muskrats may be inconvenienced, or frozen out, by this behavior and the caribou may be attracte...

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Bibliographic Details
Published in:Canadian Journal of Zoology
Main Author: Kelsall, John P.
Format: Article in Journal/Newspaper
Language:English
Published: Canadian Science Publishing 1970
Subjects:
Animal Science and Zoology
Ecology, Evolution, Behavior and Systematics
caribou
Rangifer tarandus
Online Access:http://dx.doi.org/10.1139/z70-108
http://www.nrcresearchpress.com/doi/pdf/10.1139/z70-108
Description
Summary:Barren-ground caribou, Rangifer tarandus groenlandicus, have been observed to systematically expose, trample, and eat the pushups constructed on ice in winter by muskrats, Ondatra zibethicus, for feeding. Muskrats may be inconvenienced, or frozen out, by this behavior and the caribou may be attracted by the frozen but green vegetation of which the pushups are constructed.

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