Canachites canadensis vs spruce grouse

Canachites canadensis and spruce grouse both are nouns.

Word	Noun	Adjective	Verb	Adverb
Canachites canadensis	Yes	No	No	No
spruce grouse	Yes	No	No	No

As nouns, Canachites canadensis and spruce grouse are synonyms defined as:

Canachites canadensis and spruce grouse: North American grouse that feeds on evergreen buds and needles

Canachites canadensis (noun)	spruce grouse (noun)
North American grouse that feeds on evergreen buds and needles	North American grouse that feeds on evergreen buds and needles