The Isles were formed around 4 or 5 millions years ago as a result of volcanic eruptions, emerging from the ocean surface. Today, the Galapagos are considered one of the most active volcanic island groups in the world. Many islands are only the tips of some volcanoes and show an advanced state of erosion, others are completely immersed. Recent eruptions as the Marchena in 1991 or Fernandina in 1995, are evidence that the other islands are constantly forming. Other islands like Baltra and North Seymour, have evidence of having been formed by tectonic movements, in which the bottom of the ocean was pushed towards the surface.
The Galapagos Islands form the most diverse and complex Archipelago in the world, in which the conditions remain relatively untouched. Due to its distance from the continent and because it was never attached to it, the existent flora and fauna evolved extraordinarily up to what they are today and have remained unchanged until man arrived to... [continues]
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