Cystophora cristata vs bladdernose

Cystophora cristata and bladdernose both are nouns.

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

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

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

Other synonyms of Cystophora cristata include hooded seal.

Cystophora cristata (noun)	bladdernose (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