Turdus philomelos vs mavis

Turdus philomelos and mavis both are nouns.

Word	Noun	Adjective	Verb	Adverb
Turdus philomelos	Yes	No	No	No
mavis	Yes	No	No	No

As nouns, Turdus philomelos and mavis are synonyms defined as:

Other synonyms of Turdus philomelos include song thrush, throstle.

Turdus philomelos (noun)	mavis (noun)
common Old World thrush noted for its song	common Old World thrush noted for its song