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Kenneth B. Storey: 2 ideas worth knowing

2 ideas from Kenneth B. Storey, each explained in a minute and credited to the original work. Free on Savvy.

• This frog's heart stops every winter, then restarts on its own in spring

  As temperatures drop, wood frogs let ice form in up to two-thirds of their body water while flooding their cells with glucose that works as antifreeze, protecting tissue from damag…

  — Kenneth B. Storey and Janet M. Storey, Biochemical Adaptation for Freezing Tolerance in the Wood Frog, Rana sylvatica

• This frog freezes solid through winter, its heart stops, then it thaws out alive

  Wood frogs survive sub-zero North American winters by letting up to roughly 65 percent of their body water freeze into ice, during which breathing and heartbeat stop entirely. They…

  — Kenneth B. Storey and Janet M. Storey, Extreme Cold Hardiness and Freeze Tolerance in Wood Frogs

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