National Geographic : 1981 Jul
WILLIAMTHOMPSON(ABOVE)AND NICHOLASDEVOREIII (RIGI Savior of a primeval forest, the golden toad, Bufo periglenes (top), helped bring about the creation of the Monteverde Cloud Forest Reserve (above). The toad exists only in rainpools of this misty central Costa Rican sanctuary,at altitudes between 1,500 and 1,700 meters. The 2,500-hectare reserve counts far more than 2,500 species of flora and fauna. This ecological diversity, partly a product of volcanic activity by such still breathinggiants as Volcdn Arenal (right), attractsthe attentionof naturaliststhroughout the world.