San Cristóbal Island, the Galápagos' fifth largest and easternmost island, boasts a population of more than 6,000 residents, making it the second most populous island in the archipelago.

Note that Quito sits at a 9,350 ft elevation. It is an alternative option ... by your naturalist staff as you begin exploring the islands. Listed below is a sample of islands you may visit during ...

On his visit to the islands in 1835, Charles Darwin noticed the slight differences between the same types of animal on each island. This helped him work out how they had adapted to their ...

Since that time, these volcanic islands have undergone many changes in sea level, elevation and climate. What selection pressures might the finches have faced? The HMS Beagle team collected thousands ...