Johannes Melchers/ BIA / Southern Caracara (Caracara plancus) flying, Bolivia

Johannes Melchers/ BIA / Lineated Woodpecker (Dryocopus lineatus) male, Bolivia

Johannes Melchers/ BIA / Yellow-rumped Cacique (Cacicus cela) calling, Bolivia

Johannes Melchers/ BIA / Yellow-rumped Cacique (Cacicus cela), Bolivia

Johannes Melchers/ BIA / Chestnut-eared Aracari (Pteroglossus castanotis), Bolivia

Johannes Melchers/ BIA / Cliff Parakeet (Myiopsitta luchsi), Bolivia

Johannes Melchers/ BIA / Yellow-chevroned Parakeet (Brotogeris chiriri) feeding on Silk Cotton Tree (Ceiba speciosa) seed, Bolivia

Johannes Melchers/ BIA / Chestnut-fronted Macaw (Ara severa) pair, Bolivia

Johannes Melchers/ BIA / Chestnut-fronted Macaw (Ara severa), Bolivia

Johannes Melchers/ BIA / Chestnut-fronted Macaw (Ara severa) pair, Bolivia

Johannes Melchers/ BIA / Military Macaw (Ara militaris) feeding on flowers, Bolivia

Johannes Melchers/ BIA / Red-fronted Macaw (Ara rubrogenys) flying, Bolivia

Johannes Melchers/ BIA / Red-fronted Macaw (Ara rubrogenys) pair flying, Bolivia

Johannes Melchers/ BIA / Red-fronted Macaw (Ara rubrogenys), Bolivia

Glenn Bartley/ BIA / Mitred Parakeet (Aratinga mitrata) pair, Bolivia

Glenn Bartley/ BIA / White-collared Jay (Cyanolyca viridicyana), Bolivia

Sebastian Kennerknecht / Pampas Cat (Leopardus colocolo) in altiplano at night, Ciudad de Piedra, Andes, western Bolivia

Roland Seitre / Bolivian Swallow-tailed Cotinga (Phibalura boliviana) female on nest, Bolivia

Glenn Bartley / Andean Avocet (Recurvirostra andina) wading, Bolivia

Glenn Bartley / Monk Parakeet (Myiopsitta monachus), Bolivia

Glenn Bartley / Red-fronted Macaw (Ara rubrogenys) flying, Bolivia

Glenn Bartley / Red-crested Finch (Coryphospingus cucullatus), Bolivia

Glenn Bartley / Red-tailed Comet (Sappho sparganura) hummingbird, Bolivia

Glenn Bartley / Scribble-tailed Canastero (Asthenes maculicauda), Bolivia

Sean Crane / Yellow-spotted Amazon River Turtle (Podocnemis unifilis) sunning itself, Pampas, Bolivia

Sean Crane / Spectacled Caiman (Caiman crocodilus) entering the water, Pampas, Bolivia

Sean Crane / Polka-dot Treefrog (Hypsiboas punctatus), Madidi National Park, Bolivia

Sean Crane / Elegant Fat-tailed Mouse Opossum (Thylamys elegans), Pampas, Bolivia

Sean Crane / White-necked Heron (Ardea cocoi) perched in a tree, Tuichi River, Pampas, Bolivia

Sean Crane / Capybara (Hydrochoerus hydrochaeris), Yacuma River, Santa Rosa, Bolivia

Sean Crane / Capybara (Hydrochoerus hydrochaeris), Santa Rosa, Bolivia

Sean Crane / Brown Capuchin (Cebus apella), Madidi National Park, Bolivia

Sean Crane / Red-billed Toucan (Ramphastos tucanus) calling, Lake Chalalan, Madidi National Park, Bolivia

Sean Crane / Bolivian Squirrel Monkey (Saimiri boliviensis) feeding, Chalalan, Madidi National Park, Bolivia

Sean Crane / Bolivian Red Howler Monkey (Alouatta sara) resting in a tree, Lake Chalalan, Madidi National Park, Bolivia

Sean Crane / Bolivian Red Howler Monkey (Alouatta sara) resting in a tree, Lake Chalalan, Madidi National Park, Bolivia

Sean Crane / Bolivian Red Howler Monkey (Alouatta sara) resting in a tree, Lake Chalalan, Madidi National Park, Bolivia

Sean Crane / Red and Green Macaw (Ara chloroptera) flying near clay lick, Tuichi River, Bolivia

Sean Crane / Polka-dot Treefrog (Hypsiboas punctatus), Madidi National Park, Bolivia

Sean Crane / Azara's Night Monkey (Aotus azarae) eating fruit, Pampas, Bolivia

Sean Crane / Neotropic Cormorant (Phalacrocorax brasilianus), Lake Chalalan, Madidi National Park, Bolivia

Sean Crane / Capybara (Hydrochoerus hydrochaeris) group in shallow water, Yacuma River, Pampas, Bolivia

Sean Crane / Capybara (Hydrochoerus hydrochaeris) reclining on river bank, Yacuma River, Pampas, Bolivia

Sean Crane / Capybara (Hydrochoerus hydrochaeris) mother with young, Yacuma River, Pampas, Bolivia

Sean Crane / Brown Capuchin (Cebus apella) foraging for fruit, Madidi National Park, Bolivia

Sean Crane / Manaus Slender-legged Treefrog (Osteocephalus taurinus) sitting on a leaf, Madidi National Park, Bolivia

Glenn Bartley / Andean Gull (Larus serranus) pair calling, Bolivia

Glenn Bartley / Andean Avocet (Recurvirostra andina), Bolivia

Glenn Bartley / Greater Rhea (Rhea americana) pair, Bolivia

Glenn Bartley / Andean Avocet (Recurvirostra andina) flying, Bolivia

Glenn Bartley / Blue-crowned Parakeet (Aratinga acuticaudata) pair, Bolivia

Glenn Bartley / Cliff Parakeet (Myiopsitta luchsi)atop cactus, Bolivia

Glenn Bartley / Cliff Parakeet (Myiopsitta luchsi) atop cactus, Bolivia

Glenn Bartley / Grey-crested Finch (Lophospingus griseocristatus), Bolivia

Glenn Bartley / Hooded Mountain-Toucan (Andigena cucullata), Bolivia

Glenn Bartley / Guira Cuckoo (Guira guira) with spider prey, Bolivia

Glenn Bartley / Lineated Woodpecker (Dryocopus lineatus), Bolivia

Glenn Bartley / Light-crowned Spinetail (Cranioleuca albiceps), Bolivia

Glenn Bartley / Narrow-billed Woodcreeper (Lepidocolaptes angustirostris) on cactus, Bolivia

Glenn Bartley / Mountain Wren (Troglodytes solstitialis) calling, Bolivia

Glenn Bartley / Puno Canastero (Asthenes sclateri), Bolivia

Glenn Bartley / Plush-crested Jay (Cyanocorax chrysops), Bolivia

Glenn Bartley / Plush-crested Jay (Cyanocorax chrysops), Bolivia

Glenn Bartley / Plush-crested Jay (Cyanocorax chrysops), Bolivia

Glenn Bartley / Purplish Jay (Cyanocorax cyanomelas), Bolivia

Glenn Bartley / Red-crested Cotinga (Ampelion rubrocristata), Bolivia

Glenn Bartley / Red-tailed Comet (Sappho sparganura) hummingbird feeding on flower nectar, Bolivia

Glenn Bartley / Scarlet-bellied Mountain-Tanager (Anisognathus igniventris), Bolivia

Glenn Bartley / Streak-throated Canastero (Asthenes humilis) in defensive posture, Bolivia

Glenn Bartley / Streak-throated Canastero (Asthenes humilis), Bolivia

Glenn Bartley / White-fronted Woodpecker (Melanerpes cactorum) atop cactus, Bolivia

Cyril Ruoso / Lake Titicaca Frog (Telmatobius culeus) held by researcher Arturo Nunoz, Lake Titicaca, Bolivia

Cyril Ruoso / Lake Titicaca Frog (Telmatobius culeus) held by researcher, Lake Titicaca, Bolivia

Cyril Ruoso / Slate-colored Coot (Fulica ardesiaca), Lake Titicaca, Bolivia

Roland Seitre / Brown-throated Three-toed Sloth (Bradypus variegatus) hanging in tree, Bolivia

Roland Seitre / Bolivian Swallow-tailed Cotinga (Phibalura boliviana) female on nest, Bolivia

Roland Seitre / Blue and Yellow Macaw (Ara ararauna) pair flying, Bolivia

Roland Seitre / Blue and Yellow Macaw (Ara ararauna) pair, Bolivia

Tui De Roy / Puna Flamingo (Phoenicopterus jamesi) flock feeding in Laguna Colorada, Bolivia

Tui De Roy / Puna Flamingo (Phoenicopterus jamesi) flock feeding in Laguna Hedionda, Bolivia

Tui De Roy / Puna Flamingo (Phoenicopterus jamesi) flock feeding in Laguna Hedionda, Bolivia

Tui De Roy / Puna Flamingo (Phoenicopterus jamesi) taking off from Laguna Colorada, Bolivia

Albert Lleal / Amazon Milk Frog (Trachycephalus resinifictrix) on leaf, South America

Thomas Marent / Day-flying Moth (Urania leilus) sipping minerals from soil, Rurrenabaque, Bolivia

Piotr Naskrecki / Morpho Butterfly (Morpho sp) false eye on wing, Bolivia

Johannes Melchers/ BIA / Blue-throated Piping-Guan (Pipile cumanensis) calling, Bolivia

Johannes Melchers/ BIA / Sunbittern (Eurypyga helias), Bolivia

Johannes Melchers/ BIA / Crested Oropendola (Psarocolius decumanus) feeding on flower nectar, Bolivia

Johannes Melchers/ BIA / Yellow-tufted Woodpecker (Melanerpes cruentatus), Bolivia

Johannes Melchers/ BIA / Blue-crowned Motmot (Momotus momota), Bolivia

Johannes Melchers/ BIA / Cliff Parakeet (Myiopsitta luchsi), Bolivia

Johannes Melchers/ BIA / Cliff Parakeet (Myiopsitta luchsi), Bolivia

Johannes Melchers/ BIA / White-fronted Woodpecker (Melanerpes cactorum), Bolivia

Johannes Melchers/ BIA / Blue And Yellow Tanager (Thraupis bonariensis) male, Bolivia

Johannes Melchers/ BIA / Bolivian Blackbird (Oreopsar bolivianus), Bolivia

Johannes Melchers/ BIA / Chestnut-fronted Macaw (Ara severa) pair, Bolivia