male offspring vs male person

male offspring and male person both are nouns.

Word	Noun	Adjective	Verb	Adverb
male offspring	Yes	No	No	No
male person	Yes	No	No	No

As nouns, male person is a hypernym of male offspring; that is, male person is a word with a broader meaning than male offspring:

Other hypernyms of male offspring include male, child, kid.

male offspring (noun)	male person (noun)
a child who is male	a person who belongs to the sex that cannot have babies