• Scott@lem.free.as
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    2 days ago

    If lack of food triggers it, what triggers the bears to come out of torpor?

    • 0_o7@lemmy.dbzer0.com
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      1 day ago

      The sound of running squirrels, I guess.

      Jokes aside, maybe the smell and environment turning from winter to spring. They mention these happen to black and brown who are omnivorous, so smell of food that’s easily accessible is most likely. Just a guess.

    • racoon@lemmy.ml
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      1 day ago

      sun energy is a form of energy. Sun warms the blood, so they body can spare itself that effort