Eschrichtius gibbosus vs gray whale

Eschrichtius gibbosus and gray whale both are nouns.

Word	Noun	Adjective	Verb	Adverb
Eschrichtius gibbosus	Yes	No	No	No
gray whale	Yes	No	No	No

As nouns, Eschrichtius gibbosus and gray whale are synonyms defined as:

Eschrichtius gibbosus and gray whale: medium-sized greyish-black whale of the northern Pacific

Other synonyms of Eschrichtius gibbosus include devilfish, Eschrichtius robustus, grey whale.

Eschrichtius gibbosus (noun)	gray whale (noun)
medium-sized greyish-black whale of the northern Pacific	medium-sized greyish-black whale of the northern Pacific