English: A sexually mature male adult axolotl. This is the wild type animal and it's 4 years old. The gills change color, from black when the axolotl is inactive, to red when it is active.The axolotl is a neotenic salamander, and it is an amphibian.
The species originates from numerous lakes near Mexico city.
Axolotls are unusual among amphibians in that they reach adulthood without undergoing metamorphosis.
English: A sexually mature male adult axolotl. This is the wild type animal and it's 4 years old. The gills change color, from black when the axolotl is inactive, to red when it is active. The axolotl is a neotenic salamander, and it is an amphibian. The species originates from numerous lakes near Mexico city. Axolotls are unusual among amphibians in that they reach adulthood without undergoing metamorphosis.
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