Ursus thibetanus vs Selenarctos thibetanus

Ursus thibetanus and Selenarctos thibetanus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Ursus thibetanus	Yes	No	No	No
Selenarctos thibetanus	Yes	No	No	No

As nouns, Ursus thibetanus and Selenarctos thibetanus are synonyms defined as:

Ursus thibetanus and Selenarctos thibetanus: bear with a black coat living in central and eastern Asia

Other synonyms of Ursus thibetanus include Asiatic black bear, black bear.

Ursus thibetanus (noun)	Selenarctos thibetanus (noun)
bear with a black coat living in central and eastern Asia	bear with a black coat living in central and eastern Asia