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Bears Hibernate With Low Metabolism Not Temperature
Researchers report black bears lower energy use during hibernation while maintaining near normal temperatures. Oxygen consumption drops 75 percent and heart rate falls, suggesting metabolic control rather than deep cooling. Findings presented at AAAS meeting and in Science indicate potential medical insights for osteoporosis and muscle atrophy treatment.
MENTIONED IN THIS ARTICLE
Washington
Science
American Association For the Advancement of Science
Brian M. Barnes
Institute For Arctic Biology
University of Alaska
Barnes
Oivind Toien
Alaska Wildlife
Lynn Rogers
North American Bear Center
Ely
Minn
Gerhard Heldmaier
Philipps University
Marburg
Germany
Heldmaier