Ga ‧ lap ‧ a ‧ gos Is ‧ lands, the /ɡəˈlæpəɡəs ˌaɪləndz $ ɡəˈlɑːpəɡəʊs-/ BrE AmE
a group of islands in the east Pacific Ocean which belong to Ecuador. They were visited by Charles ↑ Darwin in 1835, and the information he collected there helped him to develop his ideas about ↑ evolution . Very large rare ↑ tortoise s live on the islands and most of the land is a national park.