Solutions en sciences de la vie
Amphibian Skin
Amphibians are cold-blooded animals that are generally considered the most primitive terrestrial members of the phylum Chordata. Frogs, toads, salamanders, newts, and caecilians are all members of this zoological class, each exhibiting a larval stage with gills that develops in an aquatic environment, external fertilization, and lungs in adulthood.
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