16 Hummingbird and Cloudforest trek To the west of Quito, moist air from the Paci? c Ocean is blown inland, where it meets the Andes Mountains, cooling and forming the ecosystem known as a cloudforest. Ecuadors primary cloud forests harbour immense biodiversity, particularly bird species and some of the highest rates of plant endemism in the world. Discover the mysteries of the cloud forest, only an hours drive from Quito, on excursions along nature paths ? anked by crystalline rivers. Cloudforest