We humans can rely on our internal body heat to help keep us warm. But what can cold-blooded animals do when faced with the threat of freezing? Here are three creatures that have come up with some...“cool” solutions.
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Sources:
Overall
doi.org/10.1152/physrev.00016.2016
Painted Turtles
doi.org/10.1113/jphysiol.2002.024729
pubmed.ncbi.nlm.nih.gov/20535765/
doi.prg/10.1242/jeb.01123
Wood Frogs
pubmed.ncbi.nlm.nih.gov/32638259/
pubmed.ncbi.nlm.nih.gov/16244167/
medcraveonline.com/JIG/JIG-06-00078.pdf
Antarctic Nematodes
doi.org/10.1371/journal.pone.0233048
pubmed.ncbi.nlm.nih.gov/28082102/
pubmed.ncbi.nlm.nih.gov/12477892/
doi.org/10.1007/s00360-007-0202-3
Thank you to Prof. Jon Costanzo for the footage of the thawing wood frog, and Prof. D.A. Wharton for the footage of the freezing & thawing Antarctic nematode!
Image Sources:
Prof. D.A. Wharton, Department of Zoology, University of Otago.
Jon Costanzo, Professor Emeritus, Miami University ( • Time-lapse video of a wood frog (Rana... )
www.istockphoto.com/vector/cute-cartoon-turtles-in…
www.istockphoto.com/photo/painted-turtle-on-a-log-…
www.istockphoto.com/photo/top-view-of-painted-turt…
www.nsf.gov/news/mmg/mmg_disp.jsp?med_id=79892&fro…
www.istockphoto.com/photo/frozen-leaves-in-winter-…
www.istockphoto.com/photo/needle-leaves-of-a-conif…
www.inaturalist.org/observations/40284316
www.istockphoto.com/photo/close-up-of-ice-surface-…
commons.wikimedia.org/wiki/File:TEV_protease_summa…
www.istockphoto.com/vector/anatomical-heart-isolat…
www.istockphoto.com/vector/cartoon-rockets-space-r…
www.istockphoto.com/photo/painted-turtle-on-wood-g…
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