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Culture consists of the social behaviour and norms in human societies transmitted through social learning. [1] Amphibians have for centuries appeared in culture . From the fire-dwelling salamander to the frogs (and occasionally toads ) of myth and fairytale and the rare use of a newt in literature, amphibians play the role of strange and ...
Amphibians are ectothermic, anamniotic, four-limbed vertebrate animals that constitute the class Amphibia. In its broadest sense, it is a paraphyletic group encompassing all tetrapods excluding the amniotes (tetrapods with an amniotic membrane , such as modern reptiles , birds and mammals ).
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Here we report the findings of the second Global Amphibian Assessment, evaluating 8,011 species for the International Union for Conservation of Nature Red List of Threatened Species. We find that amphibians are the most threatened vertebrate class (40.7% of species are globally threatened).