pyrrhuloxia vs Pyrrhuloxia sinuata

pyrrhuloxia and Pyrrhuloxia sinuata both are nouns.

Word	Noun	Adjective	Verb	Adverb
pyrrhuloxia	Yes	No	No	No
Pyrrhuloxia sinuata	Yes	No	No	No

As nouns, pyrrhuloxia and Pyrrhuloxia sinuata are synonyms defined as:

pyrrhuloxia and Pyrrhuloxia sinuata: crested grey-and-red bird of southwest United States and Mexico

pyrrhuloxia (noun)	Pyrrhuloxia sinuata (noun)
crested grey-and-red bird of southwest United States and Mexico	crested grey-and-red bird of southwest United States and Mexico