Lucas Bustamante / Choco Toucan (Ramphastos brevis) on a tree with epiphytes, Mashpi, Pichincha, Ecuador

Lucas Bustamante / Sierra Negra giant tortoise (Chelonoidis guntheri) Isabela Island, Galapagos Islands.

Lucas Bustamante / Sword-billed hummingbird (Ensifera ensifera) Yanacocha, Pichincha, Ecuador

Lucas Bustamante / Marine Iguanas (Amblyrhynchus cristatus) basking. Fernandina Island, Galapagos Islands.

Lucas Bustamante / Sri Lankan leopard (Panthera pardus kotiya) rolling on its back, Yala National Park, Sri Lanka

Lucas Bustamante / Sri Lankan elephant (Elephas maximus maximus) walking past tourist jeep with tourists, Yala National Park, Southern Province, Sri Lanka

Lucas Bustamante / Jaguar (Panthera onca) standing in mud, Yasuni National Park, Orellana, Ecuador

Lucas Bustamante / Aerial view of cut tree trunks in deforested Ecuadorian Choco, Esmeraldas, Ecuador. 25 tree species, many of them threatened, are involved.

Lucas Bustamante / Palm oil crops and deforestation in the Ecuadorian Choco, Esmeraldas, Ecuador

Lucas Bustamante / Zigzag Heron (Zebrilus undulatus) camouflaged in branches while nesting. Yasuni National Park, Ecuador

Lucas Bustamante / Scarlet Macaws (Ara macao) drinking water inside an Amazonian claylick. Yasuni National Park, Orellana, Ecuador

Lucas Bustamante / Red tailed boa constrictor (Boa constrictor constrictor) juvenile, portrait, with tail wrapped round head, Cuayabeno, Sucumbios, Ecuador.