bladdernose vs Cystophora cristata

bladdernose and Cystophora cristata both are nouns.

Word	Noun	Adjective	Verb	Adverb
bladdernose	Yes	No	No	No
Cystophora cristata	Yes	No	No	No

As nouns, bladdernose and Cystophora cristata are synonyms defined as:

bladdernose and Cystophora cristata: medium-sized blackish-grey seal with large inflatable sac on the head; of Arctic and northern Atlantic waters

Other synonyms of bladdernose include hooded seal.

bladdernose (noun)	Cystophora cristata (noun)
medium-sized blackish-grey seal with large inflatable sac on the head; of Arctic and northern Atlantic waters	medium-sized blackish-grey seal with large inflatable sac on the head; of Arctic and northern Atlantic waters