Norbert Wu / Emerald Notothen (Trematomus bernacchii) on rocks, notothenioid fish has glycoproteins for antifreeze in blood to keep from freezing, silvery color acts as camouflage, Antarctica
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Norbert Wu / Emerald Notothen (Trematomus bernacchii) in sponge uses antifreeze glycoproteins to keep from freezing in freezing water, Antarctica
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Norbert Wu / Emerald Notothen (Trematomus bernacchii) on Polychaete (Isodictya erinacea) notothenioid fish uses antifreeze glycoproteins to keep from freezing in Antarctic water, Antarctica
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Norbert Wu / Emerald Notothen (Trematomus bernacchii) on sponge, notothenioid fish uses antifreeze glycoproteins to keep from freezing in Antarctic water, Antarctica