Gabriel Rojo / Great pampa finch {Embernagra platensis} La Pampa, Argentina

Gabriel Rojo / Rosi-billed pochard pair {Netta peposaca} Argentina

Gabriel Rojo / Flambeau butterfly on flower {Dryas iulia} Ibera marshes, Argentina

Gabriel Rojo / Lanin volcano, Lanin National Park, Argentina, with Villarrica volcano, Chile, in background

Gabriel Rojo / Snowy sheathbill {Chionis alba} Patagonia, Argentina

Gabriel Rojo / Patagonium cavy young {Dolichotis patagonum} Patagonia, Argentina

Gabriel Rojo / Common caracara feeding on sheep carcass {Caracara plancus} Cordoba, Argentina

Gabriel Rojo / Grassland yellow finch {Sicalis luteola} Argentina

Gabriel Rojo / Spot winged pigeon {Patagioenas maculosa} La Pampa, Argentina

Gabriel Rojo / Wattled jacana {Jacana jacana} Ibera marshes, Argentina

Gabriel Rojo / Cattle egret with chicks at nest {Bubulcus ibis} La Pampa, Argentina

Gabriel Rojo / South american tern calling on nest {Sterna hirundinacea} Valdez peninsula, Argentina

Gabriel Rojo / South American / Patagonian sealions swimming {Otaria flavescens} at surface, Valdez peninsula, Argentina

Gabriel Rojo / Roadside hawk {Buteo magnirostris} la Pampa, Argentina

Gabriel Rojo / Common caracara feeding on sheep carcass {Caracara plancus} Cordoba, Argentina

Gabriel Rojo / Aerial view of Lake Huechulafquen with Lanin volcano, Lanin National Park, Argentina

Gabriel Rojo / Least seedsnipe {Thinocorus rumicivorus} Patagonia, Argentina

Gabriel Rojo / Elegant crested tinamou {Eudromia elegans} La Pampa, Argentina

Gabriel Rojo / South american tern colony {Sterna hirundinacea} Valdez peninsula, Argentina

Gabriel Rojo / Great egret in lake {Ardea alba} La Pampa, Argentina

Gabriel Rojo / Lanin volcano, Lanin NP, Argentina

Gabriel Rojo / Snowy sheathbill {Chionis alba} Patagonia, Argentina

Gabriel Rojo / Common caracara feeding on sheep carcass {Caracara plancus} Cordoba, Argentina

Gabriel Rojo / Patagonia sealion, male with head just above water {Otaria flavescens} Patagonia, Argentina

Gabriel Rojo / Flock of Grassland yellow finches in tree {Sicalis luteola} Argentina

Gabriel Rojo / South american tern + chick {Sterna hirundinacea} Valdez peninsula, Argentina

Gabriel Rojo / Rufous collared sparrow {Zonotrichia capensis} El Condorito NP, Argentina

Gabriel Rojo / South American / Patagonian sealion pair {Otaria flavescens} Valdez peninsula, Argentina

Gabriel Rojo / Southern elephant seal {Mirounga leonina} Valdez peninsula, Argentina

Gabriel Rojo / Common caracara feeding on sheep carcass {Caracara plancus} Cordoba, Argentina

Gabriel Rojo / Ashy headed geese {Chloephaga poliocephala} Lanin NP, Argentina

Gabriel Rojo / Field flicker {Colaptes campestris campestroides} Argentina

Gabriel Rojo / South American / Patagonian sealion pups playing {Otaria flavescens} Valdez peninsula, Argentina

Gabriel Rojo / Lanin National Park with Monkey puzzle trees {Araucaria acaucana} Argentina

Gabriel Rojo / Southern martin at nest hole in cliff {Progne modesta} La Pampa, Argentina

Gabriel Rojo / Austral parakeets {Enicognathus ferrugineus} Lanin National Park, Argentina

Gabriel Rojo / Southern elephant seal on beach {Mirounga leonina} Valdez peninsula, Argentina

Gabriel Rojo / Common caracara displaying on sheep carcass {Caracara plancus} Cordoba, Argentina

Gabriel Rojo / Deforestation of palm forest {Syagrus yatay} Entre Rios province, Argentina

Gabriel Rojo / South american tern with chick {Sterna hirundinacea} Valdez peninsula, Argentina

Gabriel Rojo / South American / Patagonian sealion pair mating {Otaria flavescens} Valdez peninsula, Argentina. Note large difference in size between male and female

Gabriel Rojo / Dusky dolphin {Lagenorhynchus obscurus} Valdez peninsula, Argentina

Gabriel Rojo / Cattle Egret {Bubulcus ibis} Argentina

Gabriel Rojo / Southern elephant seal pup underwater {Mirounga leonina} Valdez peninsula, Argentina

Gabriel Rojo / Common caracaras feeding on sheep carcass {Caracara plancus} Cordoba, Argentina

Gabriel Rojo / Chilean flamingos {Phoenicopterus chilensis} La Pampa, Argentina

Gabriel Rojo / Dusky dolphin leaping {Lagenorhynchus obscurus} Golfo Nuevo, Argentina

Gabriel Rojo / South american tern with chick {Sterna hirundinacea} Valdez peninsula, Argentina

Gabriel Rojo / Common caracaras feeding on sheep carcass {Caracara plancus} Cordoba, Argentina

Gabriel Rojo / Two Giant armadillos asleep {Priodontes maximus} Argentina, endangered, captive

Gabriel Rojo / Giant armadillo sleeping {Priodontes maximus} captive Argentina, endangered

Gabriel Rojo / Southern right whale pectoral fin {Balaena glacialis australis} Patagonia, Argentina

Gabriel Rojo / Magellanic penguin {Spheniscus magellani} Patagonia, Argentina

Gabriel Rojo / Black howler monkey female in tree {Alouatta caraya} Ibera, Argentina

Gabriel Rojo / Black necked swans with cygnets {Cygnus melancoryphus} Argentina

Gabriel Rojo / Dolphin gull {Leucophaeus scoresbii} Argentina

Gabriel Rojo / Coscoroba swan pair with cygnets {Coscoroba coscoroba} La Pampa, Argentina Macachina,

Gabriel Rojo / Fitzroy mountain, El Chatten, Patagonia, Argentina

Gabriel Rojo / Giant armadillo {Priodontes maximus} Tatu Carreta, Chaco, Argentina, South America

Gabriel Rojo / Giant armadillo {Priodontes maximus} Tatu Carreta, Chaco, Argentina, South America

Gabriel Rojo / Hyacinth macaw (Anodorhynchus hyacinthinus) perched in tree. Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Argentine black and white tegu lizard (Tupinambis merianae). Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Great black hawk (Buteogallus urubitinga) perched on branch. Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Golden-winged cacique (Cacicus chrysopterus) vocalising in Palm tree. Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Wildlife photographer taking photograph of Crocodilian. Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Two wildlife photographers taking photograph of Crocodilian. Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Green kingfisher (Chloroceryle americana) perched on branch. Pantanal, Mato Grosso, Brazil

Gabriel Rojo / Limpkin (Aramus guarauna) vocalising in tree. Pantanal, Mato Grosso, Brazil

Gabriel Rojo / Bare-faced curassow (Crax fasciolata) running across the Transpantaneira route, car in background. Pantanal, Mato Grosso, Brazil. 2017.

Gabriel Rojo / Road sign on the Transpantaneira route warning drivers to watch out for wildlife. Mato Grosso , Brazil. 2017.

Gabriel Rojo / Coscoroba swan (Coscoroba coscoroba) at nest with eggs. La Pampa, Patagonia, Argentina. February.

Gabriel Rojo / Coscoroba swan (Coscoroba coscoroba) at nest raised above lagoon. La Pampa, Patagonia, Argentina. February.

Gabriel Rojo / Coscoroba swan (Coscoroba coscoroba) nest with clutch of eggs, raised above lagoon. La Pampa, Patagonia, Argentina. February.

Gabriel Rojo / Turkey vulture (Cathartes aura) scavenging on Patagonian fox (Lycalopex griseus) carcass. Chubut, Patagonia, Argentina. April.

Gabriel Rojo / Turkey vulture (Cathartes aura). Chubut, Patagonia, Argentina. April.

Gabriel Rojo / Southern right whale (Eubalaena australis) female and calf swimming at water surface. Valdes Peninsula, Patagonia, Argentina. October.

Gabriel Rojo / Southern right whale (Eubalaena australis) expelling air and spray through blow hole. Valdes Peninsula, Chubut, Patagonia, Argentina. October.

Gabriel Rojo / Red deer (Cervus elaphus) stag rutting in grassland. La Pampa, Argentina. April.

Gabriel Rojo / Callaqueo saline lagoon, La Pampa, Patagonia, Argentina. January 2019.

Gabriel Rojo / Brazilian porcupine (Coendou prehensilis) in tree. Cuiaba River, Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Fisherman bat (Noctilio leporinus),Cuiabá River,Pantanal, Mato Grosso, Brazil

Gabriel Rojo / Wild Jaguar (Panthera onca), Endangered, Cuiabá River,Pantanal, Mato Grosso, Brazil

Gabriel Rojo / Iceberg in Gerlache Strait, mountains in background. Antarctic Peninsula, Antarctica. January 2006.

Gabriel Rojo / Black skimmer (Rynchops niger) on sand with open beak..Cuiaba River, Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Greater rhea (Rhea americana) eggs in nest, at edge of arable field. Patagonia, Argentina. October.

Gabriel Rojo / Wild Jaguar (Panthera onca), Endangered, Cuiabá River,Pantanal, Mato Grosso, Brazil

Gabriel Rojo / Jaguar (Panthera onca) sleeping in tree, legs dangling down. Cuiaba River, Pantanal, Mato Grosso, Brazil. September.

Gabriel Rojo / Gentoo penguin (Pygoscelis papua) breeding colony amongst cliffs. Hannah Point, Livingston Island, South Shetlands, Antarctica. January 2006.

Gabriel Rojo / Greater rhea (Rhea americana) nest with many eggs, at edge of arable field. Patagonia, Argentina. October.

Gabriel Rojo / Giant river otter (Pteronura brasiliensis) resting on fallen tree trunk above Cuiaba River. Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Black skimmer (Rynchops niger) in flight. Cuiaba River, Pantanal, Mato Grosso, Brazil. September.

Gabriel Rojo / Yellow-billed tern (Sternula superciliaris) standing on sand with open beak. Cuiaba River, Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Pied plover (Vanellus cayanus) on sandy bank. Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Rufous hornero (Furnarius rufus) with prey in beak, on top of mud nest. Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Rufous hornero (Furnarius rufus) on top of mud nest. Pantanal, Mato Grosso, Brazil.

Gabriel Rojo / Ringed kingfisher (megaceryle torquata) perched with beak open in wetland. Pantanal, Mato Grosso, Brazil.