collared peccary vs musk hog

collared peccary and musk hog both are nouns.

Word	Noun	Adjective	Verb	Adverb
collared peccary	Yes	No	No	No
musk hog	Yes	No	No	No

As nouns, musk hog is a hypernym of collared peccary; that is, musk hog is a word with a broader meaning than collared peccary:

collared peccary: dark grey peccary with an indistinct white collar; of semi desert areas of Mexico and southwestern United States
musk hog: nocturnal gregarious pig-like wild animals of North America and South America

Other hypernyms of collared peccary include peccary.

collared peccary (noun)	musk hog (noun)
dark grey peccary with an indistinct white collar; of semi desert areas of Mexico and southwestern United States	nocturnal gregarious pig-like wild animals of North America and South America