Galapagos Islands vs Galapagos

Galapagos Islands and Galapagos both are nouns.

Word	Noun	Adjective	Verb	Adverb
Galapagos Islands	Yes	No	No	No
Galapagos	Yes	No	No	No

As nouns, Galapagos Islands and Galapagos are synonyms defined as:

Galapagos Islands and Galapagos: a group of islands in the Pacific off South America; owned by Ecuador; known for unusual animal life

Galapagos Islands (noun)	Galapagos (noun)
a group of islands in the Pacific off South America; owned by Ecuador; known for unusual animal life	a group of islands in the Pacific off South America; owned by Ecuador; known for unusual animal life