Neoteny in Amphibians

Axolotl larva - Neoteny in Amphibia

Neoteny in Amphibians In some amphibians, the larva becomes sexually mature without metamorphoses or delayed metamorphoses. In some amphibians, the character of neoteny is shown as the failure or delay of the larva to metamorphose while becoming sexually mature. Neoteny emphasizes the retention of embryonic or larval features in the adult body. Examples of Neoteny: Axolotl larva of Ambystoma (tiger salamander): The tiger salamander goes through a gilled aquatic larval stage, then metamorphoses and transforms into adult air-breathing landforms. However, under certain circumstances, the larva does not go through metamorphoses,…

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