Glass frogs become more than twice as see-through while they sleep by pooling their blood in their liver. Understanding how they do this without clotting problems could provide new insights into preventing dangerous clots in other animals – including us
Glass frogs can boost their transparency by up to 61 per cent by storing most of their blood in their liver while they sleep. Researchers hope that understanding how the frogs manage to pool their blood this way without experiencing blood clots could provide new insights into preventing dangerous clots in other animals, including humans.
avoid being spotted by predators, but it’s a challenging biological task, as most animals need to continuously pump red blood cells throughout their body to deliver oxygen to their tissues.at the American Museum of Natural History in New York. Only a few species of fish and amphibians have managed the feat, including Fleischmann’s glass frog . “If it wasn’t for that green skin on their back, you would probably be able to read a newspaper through them,” says Delia.
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