Explain how Ecuador's finches came to the Galapagos Islands?

Answer 1

The ancestor or ancestors of the finches on the Galapagos Islands arrived there most likely by being carried by the wind from the mainland of South America or Central America. These ancestors were of one species which evolved over time into 13 different species endemic to the Galapagos.

Answer 2

This is not an answer, nor is there an answer. It remains a mystery how the Galapagos was populated with fauna.

Answer 3

They floated there on logs that came across from Chillie when it flooded