resplendent trogon vs quetzal

resplendent trogon and quetzal both are nouns.

Word	Noun	Adjective	Verb	Adverb
resplendent trogon	Yes	No	No	No
quetzal	Yes	No	No	No

As nouns, quetzal is a hypernym of resplendent trogon; that is, quetzal is a word with a broader meaning than resplendent trogon:

resplendent trogon: very rare Central American bird; the national bird of Guatemala
quetzal: large trogon of Central America and South America having golden-green and scarlet plumage

Other hypernyms of resplendent trogon include quetzal bird.

resplendent trogon (noun)	quetzal (noun)
very rare Central American bird; the national bird of Guatemala	large trogon of Central America and South America having golden-green and scarlet plumage
	the basic unit of money in Guatemala; equal to 100 centavos