potato beetle vs Colorado beetle

potato beetle and Colorado beetle both are nouns.

Word	Noun	Adjective	Verb	Adverb
potato beetle	Yes	No	No	No
Colorado beetle	Yes	No	No	No

As nouns, potato beetle and Colorado beetle are synonyms defined as:

potato beetle and Colorado beetle: black-and-yellow beetle that feeds in adult and larval stages on potato leaves; originally of eastern Rocky Mountains; now worldwide

Other synonyms of potato beetle include Colorado potato beetle, Leptinotarsa decemlineata, potato bug.

potato beetle (noun)	Colorado beetle (noun)
black-and-yellow beetle that feeds in adult and larval stages on potato leaves; originally of eastern Rocky Mountains; now worldwide	black-and-yellow beetle that feeds in adult and larval stages on potato leaves; originally of eastern Rocky Mountains; now worldwide