Kevin Schafer / Golden lion tamarin (Leontopithecus rosalia) wild, Poco das Antas Reserve, Atlantic Forest, Southeast Brazil, Critically endangered, November. Did you know? More than 400 Golden lion tamarins have bee...

Kevin Schafer / Golden Lion Tamarin (Leontopithecus rosalia) portrait, Poco das Antas Reserve, Atlantic Forest, southeast Brazil

Kevin Schafer / Golden Lion Tamarin (Leontopithecus rosalia) male with baby, Poco das Antas Reserve, Atlantic Forest, southeast Brazil

Luciano Candisani / Golden Lion Tamarin (Leontopithecus rosalia) portrait, Atlantic Forest, Brazil

Luciano Candisani / Atlantic Forest, Carlos Botelho State Park, Brazil

Luiz Claudio Marigo / Forest stream in atlantic rainforest, Intervales State Park, Sao Paulo, SE Brazil

Claus Meyer / Swallow-tailed Manakin (Chiroxiphia caudata) perching on moss covered branch, Atlantic Forest ecosystem, Brazil

Claus Meyer / Striped Manakin (Machaeropterus regulus) couple perching on branch, Atlantic Forest ecosystem, Brazil

Claus Meyer / Golden-headed Lion Tamarin (Leontopithecus chrysomelas) portrait, Atlantic Forest ecosystem, Brazil

Claus Meyer / Spider web retaining raindrops, Atlantic Forest ecosystem, Brazil

Claus Meyer / Tree Frog (Hyla sp) balanced on fern fiddlehead, Atlantic Forest, Brazil

Claus Meyer / Golden-headed Lion Tamarin (Leontopithecus chrysomelas), Atlantic Forest, Brazil

Claus Meyer / Red-tailed Amazon (Amazona brasiliensis) adult eating fruit, Atlantic Forest ecosystem, Brazil

Claus Meyer / Two-striped Forest Pit Viper (Bothrops bilineatus) coiled around plant, front view, Atlantic Forest ecosystem, Brazil

Claus Meyer / Red-tailed Amazon (Amazona brasiliensis), Atlantic Forest, Brazil

Claus Meyer / Two-striped Forest Pit Viper (Bothrops bilineatus) hanging on a Heliconia (Heliconia sp) flower, Atlantic Forest, Brazil

Tui De Roy / Bromeliads growing in trees along stream in Bocaina National Park, Atlantic Forest, Brazil

Daniel Gomez / Atlantic rainforest cleared for agriculture, Parana State, Brazil, South America

Luiz Claudio Marigo / Crab-eating fox (Cerdocyon thous) standing in forest undergrowth in mountainous Atlantic Rainforest of Serra Bonita Natural Private Heritage Reserve (RPPN Serra Bonita) municipality of Camacan, Southe...

Luiz Claudio Marigo / Yellow footed tortoise / Brazilian giant tortoise(Geochelone denticulata) on forest floor, Tableland Atlantic Rainforest of Vale Natural Reserve, municipality of Linhares, Esparito Santo State, Easter...

Luiz Claudio Marigo / Red-footed tortoise (Geochelone carbonaria) on forest floor, Tableland Atlantic Rainforest of Vale Natural Reserve, municipality of Linhares, Esparito Santo State, Eastern Brazil.

Luciano Candisani / Heliconia (Heliconia sp) flower in atlantic rainforest, Brazil

Luciano Candisani / Bromeliad (Bromeliaceae) in atlantic rainforest, Brazil

Luciano Candisani / Bromeliad (Bromeliaceae) flowering in atlantic rainforest, Brazil

Luciano Candisani / Leafcutter Ant (Atta sp) winged female in atlantic rainforest, Brazil

Luciano Candisani / Leafcutter Ant (Atta sp) winged female in atlantic rainforest, Brazil

Luciano Candisani / Industrial pollution near atlantic rainforest, Sao Paulo, Brazil

Jenny E. Ross / An adult Buffy-headed marmoset (Callithrix flaviceps) climbing up a vine in dense forest within the Atlantic Forest, Minas Gerais, Brazil. September

Luiz Claudio Marigo / Golden-headed Lion Tamarin (Leontopithecus chrysomelas) sitting on tree branch, Atlantic Rainforest of Southern Bahia, municipality of Una, southern Bahia State, Eastern Brazil. August

Luiz Claudio Marigo / Pale Spear-nosed Bat (Phyllostomus discolor) drinking nectar from Banana flower (Musa paradisiaca) in the Atlantic Rainforest of Southern Bahia, at municipality of Itacare, Bahia State, Brazil. August

Luiz Claudio Marigo / Inflorescence of a Pineapple plant (Ananas comosus) in Atlantic Rainforest near Paraty town, coast of Rio de Janeiro State, southeastern Brazil. September

Luiz Claudio Marigo / Male Blue Manakin (Chiroxiphia caudata) perched in humid Atlantic Rainforest, municipality of Boa Nova, southeastern Bahia State, Brazil. September

Luiz Claudio Marigo / Fruits of Cocoa tree (Theobroma cacao) Atlantic Rainforest of Southern Bahia, municipality of Una, southern Bahia State, Eastern Brazil. August

Luiz Claudio Marigo / Wied's black-tufted-ear marmoset (Callithrix kuhlii) climbing lichen covered tree, in the Atlantic Rainforest of Southern Bahia, at Itacara southern Bahia State, Brazil. August

Luiz Claudio Marigo / Scars of collecting latex on the trunk of the rubber tree (Hevea brasiliensis) in the Atlantic Rainforest of Southern Bahia, municipality of Una, southern Bahia State, Eastern Brazil. August

Luiz Claudio Marigo / Wied's black-tufted-ear marmoset (Callithrix kuhlii) climbing tree, in the Atlantic Rainforest of Southern Bahia, at Itacara southern Bahia State, Brazil. August

Luiz Claudio Marigo / Stick Insect (Phasmidae) camouflaged on shrub, Atlantic Rainforest at Serrinha do Alambari Environmental Protection Area, municipality of Resende, Rio de Janeiro State, southeastern Brazil. June

Luiz Claudio Marigo / Red-billed Curassow (Crax blumenbachii) male standing in Atlantic Rainforest, near Contagem town, Minas Gerais State, Southeastern Brazil. March 2010. These birds were reintroduced at Crax.

Luiz Claudio Marigo / Robust Woodpecker (Campephilus robustus) at nest entrance, Atlantic Rainforest of Itatiaia National Park, municipality of Itatiaia, Rio de Janeiro State, southeastern Brazil.

Luiz Claudio Marigo / Bromeliad (Pitcairnia flammea) flowering in the Atlantic Rainforest at Serrinha do Alambari Environmental Protection Area, municipality of Resende, Rio de Janeiro State, southeastern Brazil. April

Luiz Claudio Marigo / Red-billed Curassow (Crax blumenbachii) male sitting on forest floor, Atlantic Rainforest near Contagem town, Minas Gerais State, Southeastern Brazil. March 2010. Reintroduced species

Luiz Claudio Marigo / Red-billed Curassow (Crax blumenbachii) female standing in Atlantic Rainforest, Crax, near Contagem town, Minas Gerais State, Southeastern Brazil. March 2010. Reintroduced.

Luiz Claudio Marigo / Dusky-legged Guan (Penelope obscura bronzina) female and chick, Atlantic Rainforest, Crax, near Contagem town, Minas Gerais State, Southeastern Brazil. March 2010. These birds were reintroduced

Luiz Claudio Marigo / Maned Three toed Sloth (Bradypus torquatus) climbing tree, Atlantic Rainforest near Itabuna town, southeastern Bahia State, Brazil. Endangered. August 2010

Luiz Claudio Marigo / Female Red-billed Curassow (Crax blumenbachii) perched on tree in Atlantic Rainforest, Crax, near Contagem town, Minas Gerais State, Southeastern Brazil. March 2010. These birds were reintroduced

Luiz Claudio Marigo / Maned Three toed Sloth (Bradypus torquatus), climbing tree, Atlantic Rainforest near Itabuna town, southeastern Bahia State, Brazil. Endangered. August 2010

Luiz Claudio Marigo / Silver Argiope (Argiope argentata) spider in its web in the Atlantic rainforest of Serrinha do Alambari Environmental Protection Area, municipality of Resende, Rio de Janeiro State, Brazil.

Luiz Claudio Marigo / Maned Three toed Sloth (Bradypus torquatus), climbing tree, Atlantic Rainforest near Itabuna, southeastern Bahia State, Brazil. Endangered. August 2010

Luiz Claudio Marigo / Maned Three toed Sloth (Bradypus torquatus), climbing tree, Atlantic Rainforest near Itabuna town, southeastern Bahia State, Brazil. Endangered. August 2010

Luiz Claudio Marigo / Spider (Cyclosa sp) female, well camouflaged on its web with debris as refuge, Atlantic Rainforest of Serrinha do Alambari Environmental Protection Area, Resende, Rio de Janeiro State, Brazil.

Luiz Claudio Marigo / Burnished-buff tanager (Tangara cayana) perched in banana tree, in an isolated refuge of Atlantic Rainforest, Serra do Baturit, Guaramiranga, Ceara State, northeastern Brazil.

Luiz Claudio Marigo / Reddish / Marron-bellied parakeet (Pyrrhura frontalis) perched in Hibiscus tree, Atlantic Rainforest of Serrinha do Alambari Environmental Protection Area, Resende, Rio de Janeiro State, Brazil.

Luiz Claudio Marigo / Spider (Cyclosa sp) female, well camouflaged on its web with debris as refuge, Atlantic Rainforest of Serrinha do Alambari Environmental Protection Area, Resende, Rio de Janeiro State, Brazil.

Kevin Schafer / Golden lion tamarin (Leontopithecus rosalia) wild, Poco das Antas Reserve, Atlantic Forest, Southeast Brazil, Critically endangered, November

Kevin Schafer / Golden lion tamarin (Leontopithecus rosalia) wild, Poco das Antas Reserve, Atlantic Forest, Southeast Brazil, Critically Endangered

Luciano Candisani / Cane Toad (Bufo marinus) in Atlantic Forest, Rio de Janeiro, Brazil

Pete Oxford / Atlantic rainforest below Sugarloaf Mountain, Rio de Janeiro, Brazil

Luciano Candisani / Leafcutter Ant (Atta sp) worker carrying leaf segment, Atlantic Forest, Sao Paulo, Brazil

Wild Wonders of Europe / Relanzón / Low clouds over forest seen to the South from the Teide National Park, Tenerife, Canary Island, Spain, December 2008

Kevin Schafer / Tropical rainforest interior showing lianas, Atlantic Forest, Una Biological Reserve, Brazil

Kevin Schafer / Maned Sloth (Bradypus torquatus) clinging to tree trunk showing claws, Atlantic Forest, Brazil

Kevin Schafer / Maned Sloth (Bradypus torquatus) resting in tree, Atlantic Forest, Brazil

Kevin Schafer / Maned Sloth (Bradypus torquatus) clinging to tree trunk showing claws, Atlantic Forest, Brazil

Luciano Candisani / Golden Lion Tamarin (Leontopithecus rosalia) eating a tree frog, Silva Jardim, Rio de Janeiro state, Atlantic Forest, Brazil

Luciano Candisani / Golden Lion Tamarin (Leontopithecus rosalia) with baby, Atlantic Forest, Brazil

Luciano Candisani / Golden Lion Tamarin (Leontopithecus rosalia) with baby, Atlantic Forest, Brazil

Luciano Candisani / Common Marmoset (Callithrix jacchus) on tree trunk, Atlantic Forest, Rio De Janeiro, Brazil

Luciano Candisani / Scarlet Milkweed (Asclepias curassavica) seeds, Atlantic Forest, Sao Paulo, Brazil

Luciano Candisani / Fern uncurling, Atlantic Forest, Sao Paulo, Brazil

Luciano Candisani / Fern frond uncurling, Atlantic Forest, Sao Paulo, Brazil

Luciano Candisani / Snouted Treefrog (Scinax sp), Atlantic Forest, Brazil

Luciano Candisani / Native Bee covered with pollen, Atlantic Forest, Brazil

Luciano Candisani / Atlantic Forest fragments interspersed in a largely denuded landscape, Minas Gerais, Brazil

Luciano Candisani / Northern Muriqui (Brachyteles hypoxanthus) habitat restoration by growing native trees of the Atlantic Forest, Caratinga Biological Station, Minas Gerais, Brazil

Luciano Candisani / River and Atlantic Forest, Itatiaia National Park, Rio De Janeiro, Brazil

Luciano Candisani / Atlantic Forest fragments interspersed in a largely denuded landscape, Rio De Janeiro, Brazil

Luciano Candisani / Variety of Atlantic Forest seeds, Caratinga Biological Station, Minas Gerais, Brazil

Luciano Candisani / Spider, Atlantic Forest Ecosystem, Rio De Janeiro, Brazil

Luciano Candisani / Moth, Atlantic Forest Ecosystem, Rio De Janeiro, Brazil

Luciano Candisani / Snail crawling over forest floor, Atlantic Forest Ecosystem, Rio De Janeiro, Brazil

Luciano Candisani / Watermelon (Citrullus lanatus) eaten by Muriqui (Brachyteles sp), Atlantic Forest, Minas Gerais, Brazil

Luciano Candisani / Brazilian Porcupine (Coendou prehensilis) portrait, Atlantic Forest, Brazil

Luciano Candisani / Coatimundi (Nasua nasua) pair looking for food in garbage can, Atlantic Forest, Itatiaia National Park, Brazil

Luciano Candisani / Ocelot (Leopardus pardalis) portrait, Atlantic Forest, Brazil

Luciano Candisani / Maned Sloth (Bradypus torquatus) portrait, Atlantic Forest, Bahia, Brazil

Luciano Candisani / Golden Lion Tamarin (Leontopithecus rosalia) animal from zoo to be released into wild, endangered species, Atlantic Forest, Rio De Janeiro, Brazil

Luciano Candisani / Golden Lion Tamarin (Leontopithecus rosalia) endangered species, in Atlantic Forest habitat, Rio De Janeiro, Brazil

Luciano Candisani / Golden Lion Tamarin (Leontopithecus rosalia) endangered species, Atlantic Forest, Rio De Janeiro, Brazil

Luciano Candisani / Golden Lion Tamarin (Leontopithecus rosalia) endangered species, Atlantic Forest, Rio De Janeiro, Brazil

Luciano Candisani / Northern Muriqui (Brachyteles hypoxanthus) critically endangered species, largest new world monkey, Atlantic Forest, Minas Gerais, Brazil

Luciano Candisani / Northern Muriqui (Brachyteles hypoxanthus), male, climbing in canopy, critically endangered species, largest new world monkey, Atlantic Forest, Minas Gerais, Brazil

Luciano Candisani / Northern Muriqui (Brachyteles hypoxanthus) mother with baby on her back, critically endangered species, largest new world monkey, Atlantic Forest, Minas Gerais, Brazil

Luciano Candisani / Golden Lion Tamarin (Leontopithecus rosalia) endangered species, Atlantic Forest, Rio De Janeiro, Brazil

Luciano Candisani / Northern Muriqui (Brachyteles hypoxanthus) feeding on flowers, critically endangered species, largest new world monkey, Atlantic Forest, Minas Gerais, Brazil

Luciano Candisani / Northern Muriqui (Brachyteles hypoxanthus) critically endangered species, largest new world monkey, Atlantic Forest, Minas Gerais, Brazil

Piotr Naskrecki / Brown-faced Spear Bearer (Copiphora hastata) killed by large Scorpion (Centruroides limbatus), Costa Rica