Mark Carwardine / Java gliding / Malaysian flying frog (Rhacophorus reinwardti) captive, from South east Asia rainforests

Christophe Courteau / Mountain gorilla (Gorilla beringei) baby in mother's arms. 3000 metres above sea level in Volcanoes National Park, Rwanda. Short dry season, February

Christophe Courteau / Wild chimpanzees (Pan troglodytes schweinfurthii) in a fig tree, Kibale National Park, Uganda

Christophe Courteau / Mountain Gorilla (Gorilla beringei) dominant male silver back sitting amongst vegetation. 2700 metres above sea level in Volcanoes National Park, Rwanda. short dry season, February

PREMAPHOTOS / Red-eyed tree frog (Litoria chloris) male with inflated throat sac, calling at night. Queensland, Australia

PREMAPHOTOS / Red-eyed tree frog (Litoria chloris) male with inflated throat sac, calling at night. Queensland, Australia

Jack Dykinga / Red-barked Gumbo Limbo (Bursura simaruba) amid Oil Nut Plants (Orbygnia guaycoyule) in the jungle of the Sierra Madre Foothills, Jalisco, Mexico, Central America

Dave Watts / Superb lyrebird displaying {Menura novaehollandiae} SE Australia

Elio Della Ferrera / Toadstools growing on fallen leaves Uduwattakele FR, Sri Lanka

John Waters / African elephants at Dzanga bai (forest clearing) mineral lick Central African Republic

Jabruson / Bambuti pygmies cutting forest tree Epulu rainforest, Democratic Republic of Congo.

John Waters / African elephants dig for minerals at Dzanga bai forest clearing Central African Republic {Loxidonta africana}

Jabruson / Dropped into the ocean or washed overboard, abandoned hardwood tree trunks wash ashore along Gabon's Atlantic seaboard. These disrupt nests and nesting behaviour of sea turtles along the entire length...

Jabruson / Agile mangabey (Cercocebus agilis) alpha male resting. Bai Hokou, Dzanga-Ndoki National Park, Central African Republic.

Jabruson / Agile Mangabeys (Cercocebus agilis) foraging for termites on the forest floor. Bai Hokou, Dzanga-Ndoki National Park, Central African Republic.

Jabruson / Agile Mangabey moving through forest. Wide shot showing rainforest environment. (Cercocebus agilis). Bai Hokou, Dzanga-Ndoki National Park, Central African Republic

Jabruson / Male Blue Duiker (Cephalophus / Philontomba monticola) searching for fallen forest fruit. Bai Hokou, Dzanga-Ndoki National Park, Central African Republic.

Jabruson / Male Blue Duiker (Cephalophus monticola) searching for fallen forest fruit. Bai Hokou, Dzanga-Ndoki National Park, Central African Republic.

Mark Carwardine / Red-eyed tree frog (Agalychnis callidryas) captive, from rainforests of Costa Rica

Mark Carwardine / Marbled / Cagle's / Painted reed frog (Hyperolius marmoratus) captive, from rainforests of East Africa

Christophe Courteau / Road Construction for palm tree oil plantation access, close to the Kinabatangan River, Sabah Borneo, Malaysia

Christophe Courteau / Palm tree oil plantation, with palms imported from South Africa. Near the Kinabatangan River, Sabah, Malaysia. In the back-ground, the last remains of the pristine rainforest.

Christophe Courteau / Palm tree oil plantation, with palms imported from South Africa. Near the Kinabatangan River, Sabah, Malaysia. In the back-ground, the last remains of the pristine rainforest.

Christophe Courteau / Palm tree oil plantation, with palms imported from South Africa. Near the Kinabatangan River, Sabah, Malaysia. In the back-ground, the last remains of the pristine rainforest.

Christophe Courteau / Lorry / truck on a gravel road to palm tree oil plantations close to the Kinabatangan River, Sabah, Borneo, Malaysia

Christophe Courteau / Palm tree oil plantation, with palms imported from South Africa. Near the Kinabatangan River, Sabah, Malaysia. In back-ground, the last remains of the pristine rainforest.

Christophe Courteau / Palm tree oil plantation, with palms imported from South Africa. Near the Kinabatangan River, Sabah, Malaysia. In back-ground, the last remains of the pristine rainforest.

Christophe Courteau / Mountain Gorilla (Gorilla beringei) behind tree eating bark, with only hands visible. Volcanoes National Park, Rwanda. Altitude of 2700m, Short dry season, February

Christophe Courteau / Mountain Gorilla (Gorilla beringei) hand on tree, Volcanoes National Park, Rwanda. Altitude of 2700m, short dry season, February

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) looking upwards. Kibale National Park, Uganda

Christophe Courteau / Mountain gorilla (Gorilla beringei) baby sitting on mother's lap. 2700 metres above sea level in Volcanoes National Park, Rwanda. Short dry season, February

Christophe Courteau / Wild chimpanzees (Pan troglodytes schweinfurthii) grooming. On the right, female in oestrus with swollen genitalia, Kibale National Park, Uganda

Christophe Courteau / Mountain gorilla (Gorilla beringei) baby suckling from on mother's lap. 2700 metres above sea level in Volcanoes National Park, Rwanda

Christophe Courteau / Black back Mountain Gorilla male (Gorilla beringei) and tracker. The Sabyinyo group lives at an altitude of 2700m in the Volcanoes National Park, Rwanda. Dry season, February

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) portrait in foliage. Kibale National Park, Uganda

Christophe Courteau / Mountain Gorilla (Gorilla beringei) dominant male silver back eating leaves, 2700 metres above sea level in Volcanoes National Park, Rwanda. Short dry season, February

Christophe Courteau / Mountain Gorilla (Gorilla beringei) female moving amongst vegetation, Volcanoes National Park, Rwanda. Altitude of 3000m, short dry season, February

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) portrait amongst foliage. Kibale National Park, Uganda

Christophe Courteau / Wild Chimpanzee (Pan troglodytes schweinfurthii) holding branch and looking over shoulder. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) amongst buttress roots, viewed through dense foliage. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) viewed through dense foliage. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) viewed through dense foliage. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) viewed through dense foliage. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) male vocalising, viewed through dense foliage. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) male vocalising, viewed through dense foliage. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) with food residue on upper lip, viewed through foliage. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) male vocalising, viewed through dense foliage. Kibale National Park, Uganda

Christophe Courteau / Two wild chimpanzees (Pan troglodytes schweinfurthii) sitting in a tree. The alfa / dominant male "Mobutu" is eating meat, the remains of a Black & White Collobus hunted by the whole group. Kibale Nat...

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) sitting in a tree, with erect penis. Kibale National Park, Uganda

Christophe Courteau / *Person holding a sliced Star Apple / fruit of fig tree (Chrysophyllum albidum), a popular fruit in much of Africa, and a favourite of wild chimpanzees. Kibale Rainforest, Kibale National Park, Uganda

Christophe Courteau / Faeces of wild Chimpanzee (Pan troglodytes schweinfurthii) on forest floor. Undigested seeds are spread throughout the forest by the Apes. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) climbing a tree, with blurred forest background. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) sitting in a forest clearing. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) sitting in a forest clearing. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) adult carrying baby on back, crossing a path in Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) sat on haunches, Kibale National Park, Uganda

Christophe Courteau / Faeces of wild Chimpanzee (Pan troglodytes schweinfurthii) on forest floor. Undigested seeds are spread throughout the forest by the Apes. Kibale National Park, Uganda

Christophe Courteau / Close-up of wild chimpanzee (Pan troglodytes schweinfurthii) feet / hands dangling, Kibale National Park, Uganda

Christophe Courteau / Close-up of wild chimpanzee (Pan troglodytes schweinfurthii) scratching back, Kibale National Park, Uganda

Christophe Courteau / Arm of wild chimpanzee (Pan troglodytes schweinfurthii), with hand gripping tree branch. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) sat on a mossy tree branch in the Kibale Forest, Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) sat in a tree eating meat in the Kibale Forest, Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) climbing down a tree in the Kibale Forest, Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) picking fruit from a fig tree in the Kibale Forest, Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) climbing a tree and eating a fruit in the Kibale Forest, Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) in the Kibale Forest. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) vocalising, showing teeth and gums, amongst leaves in Kibale Forest. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) vocalising, showing teeth and gums, amongst leaves in Kibale Forest. Kibale National Park, Uganda

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) amongst leaves in Kabale Forest. Kibale National Park, Uganda

Christophe Courteau / Orang Utan (Pongo pygmaeus) female head portrait, Sarawak, Borneo, Malaysia

Christophe Courteau / Orang Utan (Pongo pygmaeus) juvenile, aged three months, sitting on branch eating leaves and looking glum. Sarawak, Borneo, Malaysia

Christophe Courteau / Orang Utan (Pongo pygmaeus) juvenile, aged three months, swinging from trees and holding leaves. Sarawak, Borneo, Malaysia

Christophe Courteau / Orang Utan (Pongo pygmaeus) female swinging from trees. Sarawak, Borneo, Malaysia

Christophe Courteau / Mountain Gorilla (Gorilla beringei) dominant male silver back hed portrait. 3000 metres above sea level in Volcanoes National Park, Rwanda. Short dry season, February

Christophe Courteau / Mountain Gorilla (Gorilla beringei) male feeding amongst dense vegetation, Volcanoes National Park, Rwanda. Altitude of 2700m, short dry season, February

Christophe Courteau / Mountain gorilla (Gorilla gorilla berengei) resting in the Bwindi Impenetrable Forest, at an altitude of 1880m. Uganda, Africa

Christophe Courteau / Wild chimpanzee (Pan troglodytes schweinfurthii) vocalising in dense foliage. Kibale National Park, Uganda

Christophe Courteau / Mountain Gorilla (Gorilla beringei) dominant male silver back rear view disappearing into vegetation. 2700 metres above sea level in Volcanoes National Park, Rwanda. Short dry season, February

Konrad Wothe / Wonga pigeon (Leucosarcia melanoleuca) found in rainforests of Queensland, Australia, captive

Sandesh Kadur / Yellow striped caecilian (Ichthyophis beddomei) one of 16 species endemic to the rainforests of the Western Ghats, Southern India

Nick Garbutt / Takob-Akob Falls, Maliau Basin, Sabah's 'Lost World', Borneo.

Stefan Huwiler / Kapok tree (Ceiba pentandra) buttressed aerial roots. Ecuador, South America.

Pete Oxford / Lagoon at Punta Allen, Sian Ka'an Biosphere Reserve, Quintana Roo, Yucatan Peninsula, Mexico.

Juergen Freund / Fern leaf found in the primary rainforests of Kolombangara Island, Solomon Islands.

Juergen Freund / Fern leaf found in the primary rainforests of Kolombangara Island, Solomon Islands.

Juergen Freund / Fern leaf found in the primary rainforests of Kolombangara Island, Solomon Islands.

Bryan and Cherry Alexander / Yali village of Holuwon, in the Heluk Valley. Rainforests of Irian Jaya, West Papua, Indonesia, 1993.

Alan Watson / Seesip palm (Licuala distans) in lowland tropical rainforest, Khao Sok National Park, Surat Thani Province, Thailand

Nick Garbutt / Hog badger (Arctonyx collaris) from rainforests in mainland SE Asia (including Bhutan, China, Vietnam, Laos, Thailand, Cambodia, and Sumatra) Captive, Singapore Zoo.

Nick Garbutt / Male Green broadbill (Calyptomena viridis) from rainforests of Borneo, Sumatra and Malay Peninsula. Catpive, Jurong Bird Park, Singapore.

Luiz Claudio Marigo / Aerial view of The Yungas, rainforests of the Eastern Andes mountains, the Ichilo River and the Amboró National Park, Santa Cruz Department, Bolivia.

Hanne & Jens Eriksen / Blue eared kingfisher {Alcedo meninting} perched in tree, Bogor, Java, Indonesia

Michael D. Kern / Brazilian Cobalt Poison Dart Frog {Dendrobates tinctorius} captive, from rainforests of Brazil

Michael D. Kern / Green and Black Poison Dart Frog {Dendrobates auratus} captive, from rainforests of Central and South America

Michael D. Kern / Green and black Poison Dart Frog {Dendrobates auratus} captive, from rainforests of Central America

MORLEY READ / Volcanic crater in the forest of Los Gemelos, Santa Cruz Island, Galapagos