Evolutionary 'Game-Changer': Weird Armoured Amphibian Lived in Ancient Seas
Researchers say the 75-centimeter amphibian had armor, retained gills and suction-feeding anatomy that point to a fully marine lifestyle.
8 Articles
8 Articles
237 million years ago, at the bottom of an ocean that covered part of today's China, a strange animal remained motionless, practically buried in the sediment.
At present there are more than 8,000 species of amphibians, including frogs, salamanders and cecilia, but none live exclusively in marine environments, partly because their skin does not tolerate salt well. The vast majority occupy rivers, lakes and ponds, and only a few, less than 2%, get used to brackish habitats, where fresh water and sea water are mixed. Nor had a single marine amphibian been found in the fossil record.Until now, because a t…
Frogs Cannot Live in the Sea; Armored Amphibians Lived 237 Million Years Ago. The term "amphibian" refers to animals that live on both water and land. Frogs and salamanders are typical examples. However, there is a place where amphibians find it difficult to survive: the sea. When they enter high-salinity seawater, the water inside their bodies...
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