Photo: grousemountain.com
Today marks the end of the longest hibernation period yet at Grouse Mountain for the two resident Grizzly Bears – Grinder and Coola. They went into their den and sleeping chamber on November 10th, 2020 and emerged today on April 29th, 2021. This is a period of 170 days and beats the previous record of 153 days set in 2017.
Bears in the wild will hibernation anywhere from a few weeks in moderate climates to up to six months in extreme conditions. Grinder and Coola have averaged four months per season over the years with some hibernation periods, like this one, being an exception for length due
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