Source:http://linkedlifedata.com/resource/umls/id/C0019516
MSH: The dormant state in which some warm-blooded animal species pass the winter. It is characterized by narcosis and by sharp reduction in body temperature and metabolic activity and by a depression of vital signs.,CSP: state of physical and metabolic dormancy exhibited by some warm blooded animals at seasonal intervals, characterized by lowered heart rate and body temperature (which fluctuates with the ambient), and nutritionally driven by stored body fat.,GO: Any process in which an organism enters and maintains a period of dormancy in which to pass the winter. It is characterized by narcosis and by sharp reduction in body temperature and metabolic activity and by a depression of vital signs. [GOC:jl, PMID:1945046]