sociobiologist vs biologist

sociobiologist and biologist both are nouns.

Word	Noun	Adjective	Verb	Adverb
sociobiologist	Yes	No	No	No
biologist	Yes	No	No	No

As nouns, biologist is a hypernym of sociobiologist; that is, biologist is a word with a broader meaning than sociobiologist:

sociobiologist: a biologist who studies the biological determinants of social behavior
biologist: (biology) a scientist who studies living organisms

Other hypernyms of sociobiologist include life scientist.

sociobiologist (noun)	biologist (noun)
a biologist who studies the biological determinants of social behavior	(biology) a scientist who studies living organisms