Has early ice clearance increased predation on breeding birds by polar bears?
Abstract
Past studies suggest that polar bears (Ursus maritimus) consume terrestrial food only opportunistically and derive little nutritional benefit from it. Here, we present observations of at least 6 bears consuming large numbers of snow goose (Chen caerulescens) eggs at two locations in the eastern low Arctic in 2004 and 2006. We also report two records of a polar bear eating the eggs and chicks of cliff-nesting thick-billed murres (Uria lomvia) in...
Paper Details
Title
Has early ice clearance increased predation on breeding birds by polar bears?
Published Date
Mar 20, 2010
Journal
Volume
33
Issue
8
Pages
1149 - 1153
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History