collared peccary vs peccary

collared peccary and peccary both are nouns.

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

As nouns, peccary is a hypernym of collared peccary; that is, peccary 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
peccary: nocturnal gregarious pig-like wild animals of North America and South America

Other hypernyms of collared peccary include musk hog.

collared peccary (noun)	peccary (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