spotted salamander vs fire salamander

spotted salamander and fire salamander both are nouns.

Word	Noun	Adjective	Verb	Adverb
spotted salamander	Yes	No	No	No
fire salamander	Yes	No	No	No

As nouns, spotted salamander and fire salamander are synonyms defined as:

spotted salamander and fire salamander: European salamander having dark skin with usually yellow spots

Other synonyms of spotted salamander include Salamandra maculosa.

spotted salamander (noun)	fire salamander (noun)
European salamander having dark skin with usually yellow spots	European salamander having dark skin with usually yellow spots
glossy black North American salamander with yellow spots