Glassfrogs are so-named because when they sleep, they turn their bodies transparent in order to evade predators. Scientists have now discovered that they do so by moving their red blood cells into ...
As tiny glass frogs fall asleep for the day, they take almost 90 percent of their red blood cells out of circulation. The colorful cells cram into hideaway pockets inside the frog liver, which ...
The glass frog’s unusual adaptation to bolster its camouflage could offer clues for preventing deadly blood clots in people. By Veronique Greenwood At first glance, you might miss the glass frog of ...
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