Phascolarctos cinereus vs koala bear

Phascolarctos cinereus and koala bear both are nouns.

Word	Noun	Adjective	Verb	Adverb
Phascolarctos cinereus	Yes	No	No	No
koala bear	Yes	No	No	No

As nouns, Phascolarctos cinereus and koala bear are synonyms defined as:

Phascolarctos cinereus and koala bear: sluggish tailless Australian arboreal marsupial with grey furry ears and coat; feeds on eucalyptus leaves and bark

Other synonyms of Phascolarctos cinereus include kangaroo bear, koala, native bear.

Phascolarctos cinereus (noun)	koala bear (noun)
sluggish tailless Australian arboreal marsupial with grey furry ears and coat; feeds on eucalyptus leaves and bark	sluggish tailless Australian arboreal marsupial with grey furry ears and coat; feeds on eucalyptus leaves and bark