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Spring fasting behavior in a marine apex predator provides an index of ecosystem productivity.

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第一作者： Karyn D,Rode

第一单位： U.S. Geological Survey, Alaska Science Center, Anchorage, AK, USA.

作者： Karyn D,Rode ^[1] ; Ryan R,Wilson ^[2] ; David C,Douglas ^[3] ; Vanessa,Muhlenbruch ^[1] ; Todd C,Atwood ^[1] ; Eric V,Regehr ^[2] ; Evan S,Richardson ^[4] ; Nicholas W,Pilfold ^[5] ; Andrew E,Derocher ^[6] ; George M,Durner ^[1] ; Ian,Stirling ^[7] ; Steven C,Amstrup ^[8] ; Michelle,St Martin ^[2] ; Anthony M,Pagano ^[1] ; Kristin,Simac ^[1]

作者单位： U.S. Geological Survey, Alaska Science Center, Anchorage, AK, USA. ^[1] U.S. Fish and Wildlife Service, Marine Mammals Management, Anchorage, AK, USA. ^[2] U.S. Geological Survey, Alaska Science Center, Juneau, AK, USA. ^[3] Wildlife Research Division, Science and Technology Branch, Environment Canada, Edmonton, AB, Canada. ^[4] Institute for Conservation Research, San Diego Zoo Global, Escondido, CA, USA. ^[5] Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada. ^[6] Wildlife Research Division, Science and Technology Branch, Environment Canada, Edmonton, AB, Canada.;Department of Biological Sciences, University of Alberta, Edmonton, AB, Canada. ^[7] Polar Bears International, Bozeman, MT, USA.;Department of Zoology and Physiology, University of Wyoming, Laramie, WY, USA. ^[8]

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