Diodon hystrix vs spiny puffer

Diodon hystrix and spiny puffer both are nouns.

Word	Noun	Adjective	Verb	Adverb
Diodon hystrix	Yes	No	No	No
spiny puffer	Yes	No	No	No

As nouns, spiny puffer is a hypernym of Diodon hystrix; that is, spiny puffer is a word with a broader meaning than Diodon hystrix:

Diodon hystrix: spines become erect when the body is inflated; worldwide in warm waters
spiny puffer: puffers having rigid or erectile spines

Diodon hystrix (noun)	spiny puffer (noun)
spines become erect when the body is inflated; worldwide in warm waters	puffers having rigid or erectile spines