ricebird vs Dolichonyx oryzivorus

ricebird and Dolichonyx oryzivorus both are nouns.

Word	Noun	Adjective	Verb	Adverb
ricebird	Yes	No	No	No
Dolichonyx oryzivorus	Yes	No	No	No

As nouns, ricebird and Dolichonyx oryzivorus are synonyms defined as:

Other synonyms of ricebird include bobolink, reedbird.

ricebird (noun)	Dolichonyx oryzivorus (noun)
migratory American songbird	migratory American songbird
small finch-like Indonesian weaverbird that frequents rice fields