Patricio Robles Gil / Mountains of Sierra del Carmen tower 5,000 over the desert floor, eastern Sierra Madre Range, Mexico

Jack Dykinga / Agave (Agave montana) and Soyata tree (Nolina sp) in the mountain habitat of the Sierra Madre Oriental range, Tamaulipas, Mexico

Jack Dykinga / Sotol (Dasylirion sp) with emerging flowering stalk over-looking clouds, the Sierra Madre Oriental mountain range, Tamaulipas, Mexico

Jack Dykinga / Sotol (Dasylirion sp) in mountain habitat in the Sierra Madre Oriental mountain range, Tamaulipas, Mexico

Jack Dykinga / Agave (Agave lophantha) on rock face with red flowering Bouvardia sp, Sierra Madre Oriental, Mexico

Jack Dykinga / Fog in the Sierra Madre Oriental mountain range at sunrise, Tamaulipas, Mexico

Jack Dykinga / Close-up of Agave (Agave montana) with red thorns / spines and interesting patternation on blades, Sierra Madre Oriental mountain range, Tamaulipas, Mexico

Jack Dykinga / Close-up of Agave (Agave montana) with red thorns / spines and interesting patternation on blades, Madrone and Oak trees in background, Sierra Madre Oriental mountain range, Tamaulipas, Mexico

Jack Dykinga / Agave (Agave americana protoamericana) in a forest of Oak trees, Sierra Madre Oriental mountain range, Mexico

Jack Dykinga / Family with Ocelot pelt, nr Rio Cuchujaqui, Sierra Madre, Mexico

Jack Dykinga / Tangled exposed roots of Montezuma cypress trees {Taxodium mucronatum} lining the banks of River Cuchujaqui Sabinos, Sierra Madre foothills, Mexico

Patricio Robles Gil / Red and Green Macaw (Ara chloroptera) flying away from clay lick at Madre de Dios River, Manu National Park, Peru

Patricio Robles Gil / Red and Green Macaw (Ara chloroptera) flock feeding at clay lick at Madre de Dios River, Manu National Park, Peru

Patricio Robles Gil / Laguna Madre in the midst of sand dunes, Tamaulipas, Mexico

Shattil & Rozinski / Marbled godwits {Limosa fedoa} in water, Laguna Madre, Texas, USA

Pete Oxford / False water cobra {Xenodon severus} Madre de Dios, Peru

Pete Oxford / Poison arrow frog {Dendrobates trivittatus} Madre de Dios, Peru

Pete Oxford / Tourist canoe going along Madre de Dios river, Peru

Patricio Robles Gil / Sand dunes surrounding Laguna Madre, Tamaulipas, Mexico

Pete Oxford / Local family travelling in canoe down Madre de Dios river, Peru, South America

Pete Oxford / Saddleback tamarin in tree {Saguinus fuscicollis} Madre de Dios, Peru

Patricio Robles Gil / Aerial view of Tamaulipas coast, Laguna Madre, Gulf of Mexico, Mexico

Pete Oxford / Red howler monkey at clay lick {Alouatta seniculus} Madre de Dios, Peru

Pete Oxford / Emperor tamarin {Saguinus imperator} Madre de Dios, Peru

Pete Oxford / Emperor tamarin {Saguinus imperator} Madre de Dios, Peru

Pete Oxford / Red howler monkey at clay lick {Alouatta seniculus} Madre de Dios, Peru

Pete Oxford / Emperor tamarin {Saguinus imperator} Madre de Dios, Peru

Pete Oxford / Plumbeous Pigeon {Patagioenas plumbea} Madre De Dios, Peru.

Pete Oxford / Brown tent building bats {Uroderma magnirostrum} Madre de Dios, Peru

Pete Oxford / Green winged macaws on clay lick {Ara chloroptera} Madre de Dios, Peru.

Luiz Claudio Marigo / Arum plants {Philodendron sp} growing on trunks of Moriche palms, Madre de Dios, Peru

Luiz Claudio Marigo / Red bellied macaw at nest in dead palm tree {Ara manilata} Madre de Dios, Peru

Pete Oxford / Scarlet macaws {Ara macao} feed on palm nuts, Madre de Dios

Patricio Robles Gil / Laguna Madre surrounded by spring flowers, Tamaulipas, Mexico

Patricio Robles Gil / Islands in Laguna Madre, Tamaulipas, Mexico

Pete Oxford / Red howler monkey in canopy {Alouatta seniculus} Madre de Dios, Peru

Pete Oxford / Emperor tamarin {Saguinus imperator} Madre de Dios, Peru

Pete Oxford / Brown tent building bats {Uroderma magnirostrum} Madre de Dios, Peru, South America

Pete Oxford / Red brocket deer in clay lick {Mazama americana} Madre de Dios, Peru

Patricio Robles Gil / Laguna Madre with American white pelicans, Tamaulipas, Gulf of Mexico, Mexico

Pete Oxford / Oxbow Lake, Cocha Blancho Madre de Dios area, Peru, South America

Pete Oxford / Emperor tamarins grooming {Saguinus imperator} Madre de Dios, Peru

Patricio Robles Gil / Islands in Laguna Madre, Tamaulipas, Mexico

Pete Oxford / Emperor tamarin {Saguinus imperator} Madre de Dios, Peru

Pete Oxford / Crested toad camouflaged in leaf litter {Bufo typhonius} Madre de Dios, Peru

Pete Oxford / Giant sulphur butterflies (Phoebis sp.) at salt lick. Madre de Dios river, Amazonia, Peru, Southern Africa

Pete Oxford / Palm weevil {Rhynchophorus sp} with ectoparasites. Madre de Dios rainforest, Peru

Pete Oxford / Wild ginger flower {Zingiberaceae} with visiting bee Madre de Dios rainforest, Peru Spouth America - Insect visit sequence 2/2

Pete Oxford / Shag moth caterpillar {Acharia sp} feeding on leaf Madre de Dios rainforest, Peru, South America

Michael & Patricia Fogden / Bromeliads on pine tree, cloud forest, Sierra Madre Occidental, Mexico

Patricio Robles Gil / Mountains covered with dense cloud forest, El Cielo Biosphere Reserve in the mountains of the Sierra Madre Oriental, Tamaulipas, northeast Mexico

Patricio Robles Gil / Pine (Pinus sp) tree in cloud forest silhouetted with moss, El Cielo Biosphere Reserve in the mountains of the Sierra Madre Oriental, Tamaulipas, northeast Mexico

Patricio Robles Gil / American White Pelican (Pelecanus erythrorhynchos) flock in coastal lagoon, northern Laguna Madre, Tamaulipas, Mexico

Patricio Robles Gil / American White Pelican (Pelecanus erythrorhynchos) flock in coastal lagoon, northern Laguna Madre, Tamaulipas, Mexico

Patricio Robles Gil / Texas Tortoise (Gopherus berlandieri) leaving tracks in rippled sand, Laguna Madre, Tamaulipas, Mexico

Patricio Robles Gil / Texas Tortoise (Gopherus berlandieri) leaving tracks in rippled sand, Laguna Madre, Tamaulipas, Mexico

Patricio Robles Gil / Texas Tortoise (Gopherus berlandieri) crossing rippled sand, Laguna Madre, Tamaulipas, Mexico

Patricio Robles Gil / American White Pelican (Pelecanus erythrorhynchos) flock landing in coastal lagoon, northern Laguna Madre, Tamaulipas, Mexico

Patricio Robles Gil / Yellow Daisy field, Sierra Madre, northeast Mexico

Patricio Robles Gil / Black Orchid (Encyclia cochleata), El Cielo Biosphere Reserve, Sierra Madre Oriental, Tamaulipas, northeast Mexico

Patricio Robles Gil / Green Rat Snake (Senticolis triaspis) camouflaged among leaves on the forest floor, East Sierra Madre in the pine oak mountains of Tamaulipas, Mexico

Patricio Robles Gil / Military Macaw (Ara militaris) flying, Tamaulipas, Sierra Madre, Mexico

Patricio Robles Gil / Maroon-fronted Parrot (Rhynchopsitta terrisi) pair perched in tree, Nuevo Leon, Sierra Madre, Mexico

Patricio Robles Gil / Shoreline of the northern Laguna Madre, one of the largest wetlands in Mexico, Gulf of Mexico, Tamaulipas, Mexico

Patricio Robles Gil / Shoreline of the northern Laguna Madre, one of the largest wetlands in Mexico, Gulf of Mexico, Tamaulipas, Mexico

Patricio Robles Gil / Morning Glory (Ipomoea sp) flowering on coastal sand dunes in Laguna Madre, Tamaulipas, Mexico

Jose B. Ruiz / Ruins of monastry, Madre de Dios, Ubeda, Jaen, Andalucia, Spain

Patricio Robles Gil / Pine oak forest of the Sierra Madre, North Mexico

Pete Oxford / Macaws on clay lick {Ara macao, chloroptera + ararauna} Urubamba river, Amazonia, Peru Timpia

Pete Oxford / Painted parakeets at clay lick {Pyrrhura picta} Madre de Dios, Amazonia, Peru

Pete Oxford / Scarlet + Green winged macaws on clay lick {Ara macao} + {A chloroptera} Amazonia, Peru

Pete Oxford / Green winged (red & green) macaw in rainforest {Ara chloroptera} Madre de Dios, Peru

Pete Oxford / Single scarlet macaw (Ara macao). Madre de Dios, Amazon, Peru

Pete Oxford / 17 Green winged macaws at salt lick, Madre de Dios River, Amazon, Peru.

Pete Oxford / Black water meeting white water in Madre de Dios river, Peru.

Pete Oxford / Dawn over the Madre de Dios river, Amazonia, Peru

Pete Oxford / Chestnut fronted macaw {Ara severa} at clay lick Madre de Dios, Peru

Pete Oxford / Emperor tamarins grooming {Saguinus imperator} Madre de Dios, Peru

Pete Oxford / Saddleback tamarin {Saguinus fuscicollis} feeding on Combretum assimile tree flowers / fruits, Madre de Dios rainforest, Peru, South America

Pete Oxford / Spix's guan {Penelope jacquacu} Madre de Dios rainforest, Peru, South America

Pete Oxford / Saddleback tamarin {Saguinus fuscicollis} feeding on {Combretum assimile} tree fruits/ flowers, rainforest Madre de Dios, Perus, South America

Pete Oxford / Emperor tamarins grooming {Saguinus imperator} Madre de Dios rainforest, Peru

Pete Oxford / Bridal veil stinkhorn fungus, rainforest floor, Madre de Dios, Peru

Pete Oxford / Mealy amazon parrots {Amazona farinosa} & Blue headed parrots {Pionus menstruus} at claylick to feed on minerals, Madre de Dios rainforest, Peru, South America

Pete Oxford / Wild ginger flower {Zingiberaceae} Madre de Dios, rainforest, Peru, South America - Insect visit sequence 1/2

Pete Oxford / Emperor tamarins grooming {Saguinus imperator} Madre de Dios, Peru

Pete Oxford / Red howler monkey male {Alouatta seniculus} Madre de dios, Peru

Pete Oxford / Blue headed parrots {Pionus menstruus} at clay lick to feed on minerals, Madre de Dios, Amazonia, Peru, South America

Pete Oxford / Scarlet macaw feeding on palm nut {Ara macao} Madre de Dios Peru

Pete Oxford / Green winged macaws. Madre De Dios River, Peru, Amazon, South America

Pete Oxford / Caterpillar larva of Shag moth {Acharia sp} Madre de Dios, Peru

Patricio Robles Gil / American White Pelican (Pelecanus erythrorhynchos) flock in coastal lagoon, northern Laguna Madre, Tamaulipas, Mexico

Patricio Robles Gil / Northeast Sierra Madre at dusk in Cumbres de Monterrey National Park, Mexico

Patricio Robles Gil / Aerial view of the silted Pedregoso River in the Sierra Madre, Tamaulipas, northeastern Mexico

Patricio Robles Gil / Desert Spiny Lizard (Sceloporus magister) among mosses in cloud forest, El Cielo Biosphere Reserve in the mountains of the Sierra Madre Oriental, Tamaulipas, northeast Mexico

Pete Oxford / Scarlet macaw {Ara macao} holding palm nut in claw and feeding, Madre de Dios, Peru