Luiz Claudio Marigo / Yellow-rumped Cacique (Cacicus cela) male displaying to a female at the nest. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / A pair of Southern / Crested Screamer (Chauna torquata) walking through grass. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Giant Otter / Giant Brazilian Otter (Pteronura brasiliensis) family grooming a cub. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Adult male Marsh Deer (Blastocerus dichotomus) male in grasslands. Endangered species. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Lilies (Hippeastrum aulicum) blooming in Pantanal Wildlife Center. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Jabiru Stork (Jabiru mycteria) spreading wings while striding beside the Piquiri River. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Cattle Tyrant (Machetornis rixosa) with insect in its beak. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Streaked Flycatcher (Myiodynastes maculatus) perching. The Pantanal wetlands of Mato Grosso State, Center-West of Brazil.

Luiz Claudio Marigo / White-lipped Peccary (Tayassu pecari / albirostris) standing on the forest floor. The Pantanal wetlands of Mato Grosso State, Center-West of Brazil.

Luiz Claudio Marigo / Southern / Crested Screamer (Chauna torquata) walking across grass. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Buff-necked Ibis (Theristicus caudatus). Piquiri River, The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Two Scaled Doves (Columbina squammata) perching. The Pantanal wetlands of Mato Grosso State, Center-West of Brazil.

Luiz Claudio Marigo / Yellow-chevroned Parakeets (Brotogeris chiriri) eating the fruit of Siriguela tree (Spondias purpurea). The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Bare-faced / Whispering Ibis (Phimosus infuscatus) by water. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Saffron Finch (Sicalis flaveola) perched on a branch. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Sunbittern (Eurypyga helias) showing eyespots - visible when wings spread - used for threat and courtship displays. The Pantanal wetlands of Mato Grosso State, Center-West of Brazil.

Luiz Claudio Marigo / Green / Common Iguana (Iguana iguana) by water. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Yacare Caiman (Caiman yacare) opening its mouth. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Hyacinth Macaws (Anodorhynchus hyacinthinus) perched on the leaves of the Acuri palm tree (Scheelea phalerata), the main item of its diet. Endangered species. The Pantanal wetlands of Mato Grosso Stat...

Luiz Claudio Marigo / A family of Giant Otter / Giant Brazilian Otter (Pteronura brasiliensis) resting on the shore of Piquiri River. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Congregation of Yacare Caimans (Caiman yacare) by water. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Chestnut-bellied / Agami Heron (Agamia agami) in the Pixaim River. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Bare-faced Curassow (Crax fasciolata) male standing at waters edge. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Chaco Chachalaca (Ortalis canicollis) on the forest floor. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Hyacinth Macaws (Anodorhynchus hyacinthinus) perched on the leaves of the Acuri palm tree (Scheelea phalerata). The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Toco Toucan (Ramphastos toco) perched at its nest. Piquiri River, The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Green Ibis (Mesembrinibis cayennensis). The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Giant Otter / Giant Brazilian Otter cub (Pteronura brasiliensis) and adult eating a fish. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Female Anhinga / Darter (Anhinga anhinga) perched with neck extended. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Great Black Hawk (Buteogallus urubitinga) perched in a tree. Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Plumbeous Ibis (Theristicus caerulescens) in the Pixaim River. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Sunbittern (Eurypyga helias) with some display feathers visible. The Pantanal wetlands of Mato Grosso State, Center-West of Brazil.

Luiz Claudio Marigo / Limpkin (Aramus guarauna) in profile. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Capybara (Hydrochaeris hydrochaeris) adult with two juveniles. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Giant Cowbird (Molothrus oryzivorus) feeding on parasitic ticks from Capybaras (Hydrochaeris hydrochaeris). The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Rufescent Tiger Heron (Tigrisoma lineatum) with snake prey. The Pantanal wetlands of Mato Grosso State, Center-West of Brazil.

Luiz Claudio Marigo / Hyacinth Macaw (Anodorhynchus hyacinthinus) perched on the leaves of the Acuri palm tree (Scheelea phalerata), the main item of its diet. Endangered species. The Pantanal wetlands of Mato Grosso State...

Luiz Claudio Marigo / Jaguar (Panthera onca palustris) with Yacare Caiman (Caiman yacare) prey in the Piquiri River. The Pantanal wetlands of Mato Grosso State, Brazil, October. Sequence 3/4

Luiz Claudio Marigo / Chestnut-bellied / Agami Heron (Agamia agami) hunting by the Pixaim River. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Giant Otter / Giant Brazilian Otter (Pteronura brasiliensis) eating a Pintado fish (Pseudoplatystoma corruscans). The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Brazilian Tapir (Tapirus terrestris) resting in the Pixaim River. Pantanal Wildlife Center, in the The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Striated Heron (Butorides striatus) in water. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Muscovy Duck (Cairina moschata). The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Green Kingfisher (Chloroceryle americana) male perched on a branch. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Giant Otter / Giant Brazilian Otter (Pteronura brasiliensis) in water eating a fish. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Solitary Sandpiper (Tringa solitaria) in the Pixaim River. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Pantaneiro Horse (Equus caballus), a breed endemic to the The Pantanal wetlands of Mato Grosso, grazing. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Gray-necked Wood-rail (Aramides cajanea) walking while holding something in its beak. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Yacare Caiman (Caiman yacare) with a large fish catch. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Jaguar (Panthera onca palustris) dragging a Yacare Caiman (Caiman yacare) onto the bank of the Piquiri River. The Pantanal wetlands of Mato Grosso State, Brazil, October. Sequence 4/4

Luiz Claudio Marigo / Green-and-rufous Kingfisher (Chloroceryle inda) perching. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Giant Cowbird (Molothrus oryzivorus) feeding on parasitic ticks from a Capybara (Hydrochoeris hydrochaeris). The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Giant Otter / Giant Brazilian Otter (Pteronura brasiliensis) adult eating a piranha, with two cubs grabbing scraps. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Yacare Caiman (Caiman yacare) with mouth open to cool itself, at waterside. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Rufescent Tiger Heron (Tigrisoma lineatum) perched among branches. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Sunbittern (Eurypyga helias) wading through water. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Orange-backed Troupial / Oriole (Icterus croconotus) hanging from a branch. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Glittering-throated Emerald Hummingbird (Amazilia fimbriata nigricauda) perched in vegetation. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / A cub of Giant Otter, or Giant Brazilian Otter (Pteronura brasiliensis) eating a fish, in the The Pantanal wetlands of Mato Grosso State, Center-West of Brazil.

Luiz Claudio Marigo / Male Black Howler Monkey (Alouatta caraya) perched in branches. Piquiri River, The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Brazilian Cormorant (Phalacrocorax brasilianus) drying its wings by the Pixaim River. The Pantanal wetlands of Mato Grosso State, Brazil, November.

Luiz Claudio Marigo / Muscovy Duck (Cairina moschata) on water with juvenile. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Black Howler Monkey (Alouatta caraya) male in the forest on the margin of Piquiri River. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Ringed Kingfisher (Megaceryle torquata) perched above water. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Daniel Heuclin / Matto Grosso Lancehead (Bothrops neuwiedi bolivianus) coiled defensive strike-ready pose in fallen leaves. Captive. Endemic to Santa Cruz, Bolivia.

Luciano Candisani / Flooded plain during rainy season, Pantanal, Mato Grosso do Sul, Brazil

Pete Oxford / Great black hawk (Buteogallus urubitinga) fishing, Pantanal, Mato Grosso, Brazil

Pete Oxford / Giant Otter (Pteronura braziliensis) family at den in river bank, Pantanal, Mato Grosso, Brazil, Endangered

Pete Oxford / Giant Otters (Pteronura braziliensis) at den in river bank, Mato Grosso, Pantanal, Brazil. Endangered species

Jenny E. Ross / Savanna hawk (Buteogallus meridionalis) pauses while hunting for a rodent in tall grass. Pantanal, Mato Grosso du Sul, Brazil. September

Jenny E. Ross / Head portrait of an adult spectacled Caiman (Caiman crocodilus) partically submerged in water. The Pantanal, Mato Grosso du Sul, Brazil. September

Nick Garbutt / Toco Toucan (Ramphastos toco) head portrait, in forest canopy. Banks of the Pixiam River, northern Pantanal, Mato Grosso, Brazil. September

Nick Garbutt / Black Vulture (Coragyps atratus) standing on a dead bloated Yacare Caiman (Caiman yacare) floating down the Cuiaba River, Northern Pantanal, Matto Grosso State, Brazil. September

Nick Garbutt / Toco Toucan (Ramphastos toco) in the forest canopy adjacent to the Piquiri River, northern Pantanal, Mato Grosso, Brazil. September

Luiz Claudio Marigo / Two Blue-winged Macaw (Ara chloroptera) chicks in nest, Pantanal of Mato Grosso, Mato Grosso do Sul State, Center-West of Brazil. January

Kevin Schafer / Giant amazon water lily (Victoria regia) flower and lily pads, Pantanal, Mato Grosso, Brazil, October

Kevin Schafer / Hyacinth macaw (Anodorhynchus hyacinthinus) feeding in palm tree, Pantanal, Mato Grosso, Brazil, wild, Endangered species

Christophe Courteau / Interior of tented tourist camp in the Pantanal, Mato Grosso, Brazil, July 2008

Christophe Courteau / Tented tourist camp in the Pantanal, Mato Grosso, Brazil, July 2008

Christophe Courteau / Jaguar (Panthera onca palustris) wild male, resting on the bank of the Cuiaba River, Pantanal, Mato Grosso, Brazil, September 2008 This individual is called Wilson.

Christophe Courteau / Jaguar (Panthera onca palustris) wild male, on the bank of the Cuiaba River, Pantanal, Mato Grosso, Brazil, September 2008 This individual is called Jack.

Christophe Courteau / Jaguar (Panthera onca palustris) wild male, on the bank of the Cuiaba River, Pantanal, Mato Grosso, Brazil, September 2008 This individual is called Jack.

Christophe Courteau / Jaguar (Panthera onca palustris) wild female, near the Cuiaba River, Pantanal, Mato Grosso, Brazil. This individual is called Magali, September 2008

Christophe Courteau / Tracks of wild Jaguar (Panthera onca) in the sand bank of the Cuiaba River, Pantanal, Mato Grosso State, Brazil, September 2008

Luciano Candisani / Giant River Otter (Pteronura brasiliensis) feeding on Catfish (Pseudoplatystoma corruscans), southern Pantanal, Mato Grosso, Brazil

Luciano Candisani / Giant River Otter (Pteronura brasiliensis) feeding on Catfish (Pseudoplatystoma corruscans), southern Pantanal, Mato Grosso, Brazil

Michel Roggo / Spectacled caiman (Caiman crocodylus) with Piranha in mouth. Pantanal, Mato Grosso, Brazil.

Pete Oxford / Cowboy 'Boiadeiro' (Sebastião Silva) and Pantanal calf to be ear marked. They only cut a very small notch as these cattle use their ears as sun shades. Mato Grosso do Sul Province. Brazil, South Ameri...

Pete Oxford / Pantanal cowboys on horseback, during floods Central Pantanal, Mato Grosso do Sul Province. Brazil, South America December 2004

Pete Oxford / Jaguar (Panthera onca) female, hiding in dense high grass. Cuiaba river, Pantanal, Mato Grosso do Sul Province. BRAZIL. South America.

Pete Oxford / Photgrapher Pete Oxford photographing Macaws from a scaffolding tower. Serra da Bodoquena. Limestone elevated area which divides the Pantanal and the Cerrado. Mato Grosso do Sur Province. Brazil, Sout...

Pete Oxford / Jaguar footprints (Panthera onca) Cuiaba river, Pantanal. Mato Grosso do Sul Province. Brazil There is much size variation among these cats but in the Pantanal they are larger than those found in th...

Pete Oxford / Pantanal calf being ear marked. They cut a very small notch as these cattle use their ears as sun shades. Mato Grosso do Sul Province. Brazil, South America December 2004

Pete Oxford / Jaguar (Panthera onca) female, hiding in dense high grass. Cuiaba river, Pantanal, Mato Grosso do Sul Province. Brazil, South America.

Pete Oxford / Man driving an Ox cart during the floods when no other vehicle can manage the terrain. Central Pantanal. Mato Grosso do Sul Province. Brazil, South America December 2004

Pete Oxford / Pantanal cowboy on horseback, during floods Central Pantanal, Mato Grosso do Sul Province. Brazil, South America December 2004