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Effect of Pairing Status on Use of Space by Territorial Willow Ptarmigan (Lagopus lagopus): Bachelor Males Choose Life on the EdgeDownload
One function of territorial defense may be to facilitate mate guarding by resident males. To assess the importance of mate guarding in territoriality, we examined the spatial pattern of intrusions by male Willow Ptarmigan(Lagopusla gopus) on the territories of other males and we compared use of...
Several studies have documented elevated rates of nest predation for passerines and grouse in small forest patches and near anthropogenic edges. We examined patterns of predation on artificial nests in aspen (Populust remuloidesw) oodlots and fencerows surrounded by agricultural land in Alberta....