Megaptera novaeangliae vs humpback

Megaptera novaeangliae and humpback both are nouns.

Word	Noun	Adjective	Verb	Adverb
Megaptera novaeangliae	Yes	No	No	No
humpback	Yes	No	No	No

As nouns, Megaptera novaeangliae and humpback are synonyms defined as:

Megaptera novaeangliae and humpback: large whalebone whale with long flippers noted for arching or humping its back as it dives

Other synonyms of Megaptera novaeangliae include humpback whale.

Megaptera novaeangliae (noun)	humpback (noun)
large whalebone whale with long flippers noted for arching or humping its back as it dives	large whalebone whale with long flippers noted for arching or humping its back as it dives
	a person whose back is hunched because of abnormal curvature of the upper spine
	an abnormal backward curve to the vertebral column