Axolotl vs. Blobfish — What's the Difference?

The axolotl (; from Classical Nahuatl: āxōlōtl [aːˈʃoːloːtɬ] (listen)), Ambystoma mexicanum, also known as the Mexican walking fish, is a neotenic salamander related to the tiger salamander. Although colloquially known as a "walking fish", the axolotl is not a fish but an amphibian.

Psychrolutes marcidus, a fish that inhabits the deep waters off the coasts of the Australian mainland and Tasmania.

Any of several salamanders of the genus Ambystoma of Mexico and the western United States that do not go through metamorphosis, becoming sexually mature while in an aquatic larval form with external gills.

A critically endangered salamander found in the elevated lakes of Mexico, Ambystoma mexicanum.

An amphibian of the salamander tribe found in the elevated lakes of Mexico; the siredon.

Larval salamander of mountain lakes of Mexico that usually lives without metamorphosing