collared peccary vs Tayassu tajacu

collared peccary and Tayassu tajacu both are nouns.

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

As nouns, collared peccary and Tayassu tajacu are synonyms defined as:

collared peccary and Tayassu tajacu: dark grey peccary with an indistinct white collar; of semi desert areas of Mexico and southwestern United States

Other synonyms of collared peccary include javelina, Peccari angulatus, Tayassu angulatus.

collared peccary (noun)	Tayassu tajacu (noun)
dark grey peccary with an indistinct white collar; of semi desert areas of Mexico and southwestern United States	dark grey peccary with an indistinct white collar; of semi desert areas of Mexico and southwestern United States