Claudio Contreras / Central American Spider Monkey (Ateles geoffroyi) orphan baby hanging from washing line. El Mirador- Rio Azul National Park, Department of Peten, Guatemala.

Claudio Contreras / Yucatan banded gecko (Coleonyx elegans), El Mirador-Rio Azul National Park, Department of Peten, Guatemala, October.

Claudio Contreras / Detail of Ocellated Turkey (Meleagris / Agriocharis ocellata) plumage. El Mirador-Rio Azul National Park, Department of Peten, Guatemala.

Claudio Contreras / Detail of Ocellated Turkey (Meleagris / Agriocharis ocellata) plumage. El Mirador-Rio Azul National Park, Department of Peten, Guatemala.

Rob Tilley / River of lava flowing from the Pacaya volcano, Los Pocitos, Guatemala, Central America, June 2010

Michael D. Kern / Zoo Atlanta / Guatamelan Beaded Lizard {Heloderma horridum charlesbogerti} captive, Guatemala

Anup Shah / Morelet's crocodile {Crocodylus moreletii} with open mouth, native to Belize, Guatemala and Mexico. Also known as Central America / Mexican / Belize crocodile.

Claudio Contreras / Yucatan Black Howler Monkey (Alouatta pigra) prehensile tail detail, El Mirador-Rio Azul National Park, Department of Peten, Guatemala, October. Endangered species.

Claudio Contreras / Zebra mosaic butterfly (Colobura dirce), El Mirador- Rio Azul National Park, Department of Peten, Guatemala, October.

Claudio Contreras / Yucatan banded gecko (Coleonyx elegans), El Mirador- Rio Azul National Park, Department of Peten, Guatemala, October.

Claudio Contreras / Campbell's Rainforest Toad (Incilius / Bufo campbelli), El Mirador Rio Azul National Park, Department of Peten, Guatemala, October.

Claudio Contreras / Detail of Ocellated Turkey (Meleagris / Agriocharis ocellata) plumage. El Mirador-Rio Azul National Park, Department of Peten, Guatemala.

Claudio Contreras / Detail of Ocellated Turkey (Meleagris / Agriocharis ocellata) plumage. El Mirador-Rio Azul National Park, Department of Peten, Guatemala.

Claudio Contreras / Ocellated Turkey (Meleagris / Agriocharis ocellata). El Mirador-Rio Azul National Park, Department of Peten, Guatemala.

Claudio Contreras / Ocellated Turkey (Meleagris / Agriocharis ocellata). El Mirador-Rio Azul National Park, Department of Peten, Guatemala.

Claudio Contreras / Ocellated Turkey (Meleagris / Agriocharis ocellata). El Mirador-Rio Azul National Park, Department of Peten, Guatemala.

Claudio Contreras / Ocellated Turkey (Meleagris / Agriocharis ocellata) portrait. El Mirador-Rio Azul National Park, Department of Peten, Guatemala.

Claudio Contreras / Ocellated Turkey (Meleagris / Agriocharis ocellata) portrait. El Mirador-Rio Azul National Park, Department of Peten, Guatemala.

Claudio Contreras / Ocellated Turkey (Meleagris / Agriocharis ocellata). El Mirador-Rio Azul National Park, Department of Peten, Guatemala.

Pete Oxford / Yellow-blotched Palm Pitviper (Bothriechis aurifer), native to Mexico and Guatemala

Pete Oxford / Yellow-blotched Palm Pitviper (Bothriechis aurifer), native to southern Mexico and northern Guatemala

Rob Tilley / Aerial view of a river of lava flowing from the Pacaya volcano, Los Pocitos, Guatemala, Central America, June 2010

Rob Tilley / River of lava flowing at night from the Pacaya volcano, Los Pocitos, Guatemala, Central America, June 2010

Albert Lleal / Uncontrolled landfill with large amount of plastic, Guatemala

David Tipling / Hispid Cotton Rat {Sigmodon hispidus} Guatemala

David Tipling / Ocellated Turkey {Meleagris ocellata} detail of tail feathers, Tikal Guatemala

David Tipling / Morelet's Crocodile {Crocodylus moreletii} basking in wetlands, Tikal, Guatemala

David Tipling / Brown Jay {Psilorhinus morio} collecting nest material, Tikal, Guatemala

David Tipling / Keel-Billed Toucan {Ramphastos sulfuratus brevicarinatus} feeding on rainforest fruit, Tikal, Guatemala

David Tipling / Central American / Black handed spider monkey {Ateles geoffroyi} in forest, Tikal, Guatemala

David Tipling / Rainforest tree covered in epiphytes, Tikal, Guatemala

David Tipling / Northern Jacana {Jacana s spinosa} walking over leaves of aquatic plants on water, Tikal, Guatemala

David Tipling / Cattle Egret {Bubulus ibis} flock roosting on branches of tree over water, Peten, Guatemala

David Tipling / Grey necked Wood Rail {Aramides cajanea} Tikal, Guatemala

David Tipling / Collared Aracari {Pteroglossus t. torquatus} feeding in fruiting tree in rainforest, Tikal, Guatemala

David Tipling / Ocellated Turkey {Meleagris ocellata} in car park, Tikal, Guatemala

David Tipling / Mark Cocker photographing Ocellated Turkeys {Meleagris ocellata} in rainforest at Tikal, Guatemala, March 2008

David Tipling / Central American / Black handed spider monkey {Ateles geoffroyi} in forest, Tikal, Guatemala

David Tipling / Cattle Egret {Bubulus ibis} flock roosting on branches of tree over water, Peten, Guatemala

David Tipling / Bare-throated Tiger Heron {Tigrisoma mexicanum} juvenile perched in tree, Tikal, Guatemala

David Tipling / Montezuma Oropendola {Psaracolius / Gymnostinops montezuma} feeding in fruiting tree, Tikal, Guatemala

David Tipling / Feather detail of Scarlet Macaw {Ara macao} Guatemala

David Tipling / Northern Jacana {Jacana s spinosa} walking over the leaves of aquatic plants, Tikal, Guatemala

David Tipling / Ocellated Turkey {Meleagris ocellata} Tikal, Guatemala

David Tipling / Birding in lowland tropical rainforest, Guatemala

David Tipling / Common Basilisk {Basiliscus basiliscus} Peten, Guatemala

David Tipling / Birdwatching group on trail in lowland tropical rainforest, Peten, Guatemala

David Tipling / Mayan temples rising above the rainforest at Tikal, Guatemala, viewed from Temple 1V

Kevin Schafer / Buttress roots in rainforest interior, Guatemala

Jane Burton / Firemouth cichlid {Cichlasoma meeki} brightly coloured dominant male, captive, from Guatemala and Mexico

Jane Burton / Firemouth cichlid {Cichlasoma meeki} two males showing colour changes according to mood, pale is subordinate, dark is dominant, captive, from Guatemala and Mexico

Jane Burton / Firemouth cichlid {Cichlasoma meeki} once-dominant male assuming subordinate barred colouration after his lips became dislocated during territorial disputes, captive, from Guatemala and Mexico

Jane Burton / Firemouth cichlid {Cichlasoma meeki} subordinate male hiding amongst stones and assuming barred colouration for camouflage, captive, from Guatemala and Mexico

Michael D. Kern / Guatemalan Beaded Lizard {Heloderma horridum charlesbogerti} climbing a tree, Montagua Valley, Guatemala Venomous species

Michael D. Kern / Guatemalan palm-pitviper {Bothriechis / Bothrops bicolor} Mexico and Guatemala

Michael D. Kern / Guatemalan Palm Viper {Bothriechis aurifer} captive, from Mexico and Guatemala

Michael D. Kern / Guatemalan Palm Viper {Bothriechis aurifer} captive, from Mexico and Guatemala

Michael D. Kern / Guatemalan Beaded Lizard {Heloderma horridum charlesbogerti} in habitat, Montagua Valley, Guatemala

Michael D. Kern / Guatemalan Beaded Lizard {Heloderma horridum charlesbogerti} climbing a tree, Montagua Valley, Guatemala Venomous species

Barry Mansell / Red cheeked mud turtle {Kinosternon scorpioides cruentatum} Guatemala

Albert Lleal / Orchard Spider (Leucauge sp) in web, Guatemala

Michael D. Kern / Zoo Atlanta / Guatamelan Beaded Lizard {Heloderma horridum charlesbogerti} flicking fork tongue, captive, Guatemala

Michael D. Kern / Guatemalan palm pit viper snake {Bothriechis bicolor} portrait, captive, Guatemala

Michael D. Kern / Zoo Atlanta / Guatamelan Beaded Lizard {Heloderma horridum charlesbogerti} portrait in tree, Guatemala

JIM CLARE / Ancient Maya temple remains emerging from rainforest, Tikal, Guatemala, Central America

Nick Turner / Mayan ruins, Tikal, Guatemala 2005

Nick Turner / Mayan ruins, Tikal, Guatemala 2005

Nick Turner / Mayan ruins and rainforest canopy, Tikal, Guatemala

Nick Turner / Mayan ruins and rainforest canopy, Tikal, Guatemala

Nigel Bean / Passion flower {Passiflora citrina} cultivated in UK, grows wild in Honduras and Guatemala, Central America

Luiz Claudio Marigo / North acropolis at the Great Plaza, Tikal NP. Peten, Guatemala.

Justine Evans / The Jaguar Temple in the Main Plaza at Tikal, ancient Mayan site, Guatemala

Justine Evans / Tikal temples, ancient Mayan site with tourists. Guatemala, Central America.

Phil Savoie / Mayan temples nos 2,3,4, Tikal ruins, Guatemala

John Cancalosi / Ocellated turkey male portrait (Meleagris ocellata) Guatemala

JIM CLARE / Maya monument and temple at Tikal, Guatamala, Central-America

Onne van der Wal / Killing a yellow fin tuna (Thunnus albacares) on board a sport fishing boat, Guatemala.

Onne van der Wal / Preparing equipment for a day of fishing on board moored local sport fishing boats, Puerto Quetzal, Guatemala.

Onne van der Wal / Man fishing for yellowfin tuna (Thunnus albacares) off the stern of a boat, Guatemala.

Onne van der Wal / Colourful buildings line cobbled streets, Antigua, Guatemala.

Onne van der Wal / Old clock tower and colourful buildings on the cobbled streets of Antigua, Guatemala.

Onne van der Wal / An old woman using a loom to hand weave traditional fabrics, Guatemala.

Onne van der Wal / Close-up of hand woven cloth, Guatemala.

Onne van der Wal / Cattle (Bos indicus) grazing farmland near Antigua, Guatemala.

Onne van der Wal / Woman weaving by hand, Guatemala.

Onne van der Wal / Local man in Antigua, Guatemala.

Onne van der Wal / Local woman on a street of Antigua, Guatemala.

Onne van der Wal / Colourful weaving by hand, Guatemala.

Onne van der Wal / Local man weaving grass mats in his home by the shore of Lake Atitlan, Guatemala.

Onne van der Wal / Father, daughter and granddaughter standing by a doorway, Guatemala.

Onne van der Wal / Rear view of woman with long plaits walking balancing a basket on her head, Antigua, Guatemala.

Onne van der Wal / Colourful weaving by hand, Guatemala.

Onne van der Wal / Using a loom to hand weave traditional fabrics, Guatemala.

Onne van der Wal / Mountains around Lake Atitlan, Guatemala.

Onne van der Wal / Local lady in traditional hand-woven native dress / huipil, Lake Atitlan, Guatemala.

Onne van der Wal / An old woman using a loom to hand weave traditional fabrics, Guatemala.