mud puppy vs axolotl

mud puppy and axolotl both are nouns.

Word	Noun	Adjective	Verb	Adverb
mud puppy	Yes	No	No	No
axolotl	Yes	No	No	No

As nouns, mud puppy and axolotl are synonyms defined as:

mud puppy and axolotl: larval salamander of mountain lakes of Mexico that usually lives without metamorphosing

Other synonyms of mud puppy include Ambystoma mexicanum.

mud puppy (noun)	axolotl (noun)
aquatic North American salamander with red feathery external gills	larval salamander of mountain lakes of Mexico that usually lives without metamorphosing
larval salamander of mountain lakes of Mexico that usually lives without metamorphosing
large salamander of North American rivers and streams