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501 points thunderbong | 2 comments | | HN request time: 0.513s | source
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dexwiz ◴[] No.42150438[source]
Wood frogs only live 3-5 years, so they probably only go through a max of 5 of these cycles. I wonder how much cellular damage they accumulate during these cycles that they can tolerate due to short lifespans. They also have ~10,000x less neurons than a mammal.

Even if you had the biochemistry that was able to do this, how many cycles could a higher life form tolerate this, assuming it would even work? Complex life seems to sacrifice some resiliency, such as the ability to regrow limbs. Amphibians already seem to be particularly adept at regeneration.

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e44858 ◴[] No.42150468[source]
"frogs don’t freeze once and stay frozen. Instead, they spend a week or two freezing at night and thawing during the day until the temperatures drop permanently below freezing"

https://shakerlakes.org/frozen-frogs/

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MPSimmons ◴[] No.42151002[source]
like maple syrup...
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kortilla ◴[] No.42153919[source]
Or water… or anything else with a freezing point that the ambient temperature crosses at night
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MPSimmons ◴[] No.42158555[source]
Oh sorry, I more meant specific to the times when you harvest maple syrup.

If you didn't know, you need to wait to harvest maple syrup until you have a series of days when the daytime temperature is above freezing and the nighttime temperature is below freezing. This causes the maple sap to flow and allows it to collect in the bucket.

https://botanistinthekitchen.blog/2013/03/18/maple-syrup-mec...

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1. kortilla ◴[] No.42166041[source]
That’s pretty cool. Is there anything else that requires a freeze-thaw cycle to harvest?
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2. MPSimmons ◴[] No.42184598[source]
I'm not actually sure. Maple syrup is all I'm aware of.