It has over the years have disappeared from southern Sweden and is now only locally in the Norrland coast (Västerbotten and Norrbotten) as well as Canada and Alaska.
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Other notable freeze-tolerant animals include the fly Polypedilum vanderplanki and the beetle Cucujus clavipes puniceus.
Xylomannan is a newly discovered antifreeze molecule, found in the freeze-tolerant Alaskan beetle Upis ceramboides.