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Daphne's Island: The Evolution Of The Galapagos Islands

370 Words2 Pages
The Galapagos islands are home to finches, finches are birds that have changed over the years due to environmental changes, evolution and natural selection. Evolution occurs due to changes in one's environment. Due to this, to survive and reproduce an organism or in this chase a finch must evolve and adapt or natural selection will kill them off . Not only do the birds change but island around them. In 1976 Daphne's Island suffered from a dramatic drought. Do to the drought less and less smaller seed were produced. In january 1978 at its lowest there were only 2 grams per square meters of seeds. This dramatically affect the finches. There are two different beaks sizes one large and one small this, drought did not majorly affect the
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