Heather Angel / Northern white cheeked gibbon (Nomascus leucogenys) female standing in tree with baby aged two weeks. Parents captive bred and released. Wild Elephant Valley / Xishuangbanna, Yunnan Province, China, 2...

Ole Jorgen Liodden / Grey-cheeked mangabey (Lophocebus albigena) in Nyungwe NP, Rwanda

Fiona Rogers / Red-tail Monkey (Cercopithecus ascanius) in tree, Kakamega Forest Reserve, Kenya

Jabruson Motion / THIS VIDEO CLIP WILL BE AVAILABLE TO VIEW ONLINE SOON. TO VIEW NOW, PLEASE CONTACT US. -Dead Grey-cheeked mangabey (Lophocebus albigena) and Tree pangolins (Phataginus tricuspis) for sale as bushmeat...

Rod Williams / Young male Northern White-cheeked Crested Gibbon (Nomascus leucogenys) Northern Vietnam. Critically Endangered, Captive

Jabruson,Jabruson / Grey-cheeked Mangabey (Lophocebus albigena) juvenile and village children looking on. Captive, kept as a pet until large enough to be eaten. Bayanga near Dzanga-Ndoki National Park, Central African Re...

Rod Williams / Northern / Chinese white-cheeked gibbon (Nomascus leucogenys) female head portrait, Laos, Vietnam, critically endangered species. Captive.

Gabriel Rojo / White cheeked pintail duck {Anas bahamensis} La Pampa, Argentina

Hanne & Jens Eriksen / White-cheeked tern (Sterna repressa) standing on rock. Oman, June.

Heather Angel / Chinese white cheeked gibbon (Nomascus leucogenys) female hanging from tree, carrying baby aged two weeks. Parents released into wild from captive breeding programme. Wild Elephant Valley / Xishuangba...

Heather Angel / Chinese white cheeked gibbon (Nomascus leucogenys) female hanging, carrying baby aged two weeks. Parents released into wild from captive breeding programme. Wild Elephant Valley / Xishuangbanna, Yunna...

Heather Angel / Chinese white cheeked gibbon (Nomascus leucogenys) female walking whilst carrying baby aged two weeks, holding on to vines for support. Parents released into wild from captive breeding programme. Wild...

Heather Angel / Northern white cheeked gibbon (Nomascus leucogenys) female hanging from tree with baby aged two weeks. Wild Elephant Valley / Xishuangbanna, Yunnan Province, China.

Suzi Eszterhas / Red-tail Monkey (Cercopithecus ascanius) in tree, Kibale National Park, Uganda

Suzi Eszterhas / Red-tail Monkey (Cercopithecus ascanius) feeding on leaves, Kibale National Park, Uganda

Staffan Widstrand / Wild Wonders of China / White-cheeked partridge (Arborophila atrogularis) feeding on the ground, Tongbiguan Nature Reserve, Dehong Prefecture, Yunnan Province, China, April

Lucas Bustamante / White-cheeked pintail (Anas bahamensis galapagensis) resting, Santa Cruz Island, Galapagos.

Gabriel Rojo / White-cheeked pintail (Anas bahamensis) in flight, La Pampa, Patagonia, Argentina

Tui De Roy / White cheeked pintail duck (Anas bahamensis) female with chick, Galapagos

Steve Gettle / White-cheeked Pintail (Anas bahamensis), Galapagos Islands, Ecuador

Christophe Courteau / Black and white Casqued hornbill (Bycanistes subcylindricus) up in tree, Kibale NP, Uganda.

Gabriel Rojo / White-cheeked pintail, (Anas bahamensis) two in flight, La Pampa, Argentina

Hanne & Jens Eriksen / White cheeked tern (Sterna repressa) two in shallow water, Oman, May

Tim Laman / Ashy robin (Poecilodryas albispecularis albispecularis) Arfak Mountains, West Papua, New Guinea. Endemic.

Gabriel Rojo / White-cheeked pintail (Anas bahamensis) two resting by water, La Pampa, Argentina

MYN / JP Lawrence / Northern gray-cheeked salamander (Plethodon montanus) Mount Rogers National Recreation Area, Virginia, USA, May. Meetyourneighbours.net project

Aflo / White-cheeked starling (Sturnus cineraceus) in snow, Kanto, Japan.

Thomas Marent / Red-tail Monkey (Cercopithecus ascanius), Kakamega Forest Reserve, Kenya

Michael D. Kern / Kaleidoscope pattern formed from picture of Eastern Rosella (Platycercus eximius) tail feathers.

Enrique Lopez-Tapia / White-thighed hornbill (Ceratogymna cylindricus) perched on tree, Lake Awassa, Rift Valley. Ethiopia, November 2014

Ole Jorgen Liodden / Grey-cheeked mangabey (Lophocebus albigena) in Nyungwe NP, Rwanda

Michael D. Kern / Eastern Rosella (Platycercus eximius) tail feather.

Tui De Roy / White cheeked pintail (Anas bahamensis) chicks at waters edge, Galapagos

Anup Shah / Red-tailed monkey (Cercopithecus ascanius) infant sitting in a tree. Kakamega Forest South, Western Province, Kenya.

Anup Shah / Red-tailed monkeys (Cercopithecus ascanius) sitting in a tree. Kakamega Forest South, Western Province, Kenya.

Anup Shah / Red-tailed monkeys (Cercopithecus ascanius) standing amongst the fruits of a ficus tree. Kakamega Forest National Reserve, Western Province, Kenya.

Anup Shah / Red-tailed monkey (Cercopithecus ascanius) juvenile peering through vegetation - portrait. Kakamega Forest National Reserve, Western Province, Kenya.

Anup Shah / Red-tailed monkey (Cercopithecus ascanius) calling. Kakamega Forest National Reserve, Western Province, Kenya.

Anup Shah / Red-tailed monkey (Cercopithecus ascanius) feeding on guava fruit. Kakamega Forest National Reserve, Western Province, Kenya.

Anup Shah / Red-tailed monkey (Cercopithecus ascanius) female grooming her tail. Kakamega Forest National Reserve, Western Province, Kenya.

Anup Shah / Black-and-white casqued hornbill (Ceratogymna subcylindricus subquadratus) male sitting in a Bottle Brush tree. Kakamega Forest South, Western Province, Kenya.

Fiona Rogers / Red-tailed monkey (Cercopithecus ascanius) juveniles play fighting. Kakamega Forest South, Western Province, Kenya.

Fiona Rogers / Red-tailed monkey (Cercopithecus ascanius) watching from a tree. Kakamega Forest National Reserve, Western Province, Kenya.

Fiona Rogers / Red-tailed monkey (Cercopithecus ascanius) portrait. Kakamega Forest National Reserve, Western Province, Kenya.

Fiona Rogers / Red-tailed monkeys (Cercopithecus ascanius) grooming. Kakamega Forest National Reserve, Western Province, Kenya.

Fiona Rogers / Red-tailed monkey (Cercopithecus ascanius) female grooming her tail. Kakamega Forest National Reserve, Western Province, Kenya.

Fiona Rogers / Red-tailed monkey (Cercopithecus ascanius) female resting in a tree. Kakamega Forest National Reserve, Western Province, Kenya.

Fiona Rogers / Red-tailed monkeys (Cercopithecus ascanius) grooming in a tree. Kakamega Forest National Reserve, Western Province, Kenya.

Fiona Rogers / Red-tail Monkey (Cercopithecus ascanius) feeding on fruit, Kakamega Forest Reserve, Kenya

Fiona Rogers / Red-tail Monkey (Cercopithecus ascanius) in tree, Kakamega Forest Reserve, Kenya

Fiona Rogers / Red-tail Monkey (Cercopithecus ascanius) juvenile feeding in tree, Kakamega Forest Reserve, Kenya

Anup Shah / Red-tail Monkey (Cercopithecus ascanius) female in tree, Kakamega Forest Reserve, Kenya

Anup Shah / Red-tail Monkey (Cercopithecus ascanius) in tree, Kakamega Forest Reserve, Kenya

Anup Shah / Red-tail Monkey (Cercopithecus ascanius) female in tree, Kakamega Forest Reserve, Kenya

Sebastian Kennerknecht / Red-tail Monkey (Cercopithecus ascanius) feeding on flowers in tree, Kibale National Park, western Uganda

Sebastian Kennerknecht / Red-tail Monkey (Cercopithecus ascanius) in tree, Kibale National Park, western Uganda

Steve O. Taylor (GHF) / Red tailed guenon (Cercopithecus ascanius) feeding in fruiting tree, Epulu Okapi Wildlife Reserve, UNESCO World Heritage Site, Ituri forest, Democratic Republic of the Congo.

Steve O. Taylor (GHF) / Red tailed guenon (Cercopithecus ascanius) Epulu Okapi Wildlife Reserve, UNESCO World Heritage Site, Ituri forest, Democratic Republic of the Congo.

Steve O. Taylor (GHF) / Red tailed guenon (Cercopithecus ascanius) Epulu Okapi Wildlife Reserve, UNESCO World Heritage Site, Ituri forest, Democratic Republic of the Congo.

Steve O. Taylor (GHF) / Red tailed guenon (Cercopithecus ascanius) Ituri Rainforest, Democratic Republic of the Congo.

Denis-Huot / White-cheeked turaco (Tauraco leucotis) captive at zoo, occurs in Eritrea, Ethiopia, and South Sudan.

Jabruson Motion / THIS VIDEO CLIP WILL BE AVAILABLE TO VIEW ONLINE SOON. TO VIEW NOW, PLEASE CONTACT US. -Captive juvenile Grey-cheeked mangabey (Lophocebus albigena) in a village clinging to its owner, Dzanga-Ndoki Na...

Jabruson Motion / THIS VIDEO CLIP WILL BE AVAILABLE TO VIEW ONLINE SOON. TO VIEW NOW, PLEASE CONTACT US. -Captive juvenile Grey-cheeked mangabey (Lophocebus albigena) in a village clinging to its owner, Dzanga-Ndoki Na...

Jabruson Motion / THIS VIDEO CLIP WILL BE AVAILABLE TO VIEW ONLINE SOON. TO VIEW NOW, PLEASE CONTACT US. -Dead Grey-cheeked mangabey (Lophocebus albigena) and Tree pangolins (Phataginus tricuspis) for sale as bushmeat...

Brent Stephenson / Immature Eastern rosella (Platycercus eximius) perched in a tree against a blue sky. Tiritiri Matangi Island, Auckland, New Zealand, February.

Michael D. Kern / Eastern Rosella (Platycercus eximius) wing feather against black background.

Michael D. Kern / Eastern Rosella (Platycercus eximius) wing feather against black background.

Roland Seitre / Bicolored antbird (Gymnopithys bicolor) Gamboa, Panama city region, Panama.

Roland Seitre / Bicolored antbird (Gymnopithys bicolor) Gamboa, Panama city region, Panama.

Tui De Roy / White-cheeked Pintail (Anas bahamensis) and chick, Academy Bay, Santa Cruz Island, Ecuador

Glenn Bartley / White-cheeked Pintail (Anas bahamensis), British Columbia, Canada

Glenn Bartley / White-cheeked Pintail (Anas bahamensis), British Columbia, Canada

Sebastian Kennerknecht / Gray-cheeked Mangabey (Lophocebus albigena) being pulled out of bag by National Park guard during illegal bushmeat seizure, Lope National Park, Gabon

Tui De Roy / Mineral lake with White-cheeked pintails (Anas bahamensis) during quiet volcanic period, on volcanic caldera, Fernandina, Galapagos, Ecuador.

Chien Lee / Grey-cheeked Hornbill (Bycanistes subcylindricus) female, Kibale National Reserve, Uganda

Rod Williams / Young female Northern White-cheeked Crested Gibbon (Nomascus leucogenys) Northern Vietnam. Critically Endangered. Captive

Rod Williams / Male Northern White-cheeked Crested Gibbon (Nomascus leucogenys) Part of female visible top right, Northern Vietnam. Critically Endangered. Captive

Jabruson / Watched by a large group of children, a Putty nosed monkey (Cercopithecus nictitans nictitans) young female tied to a heavy old vehicle engine part is joined by a young captive free-ranging male Grey-...

Jabruson / Under the watchful direction of her owner, a Putty nosed monkey (Cercopithecus nictitans nictitans) young female tied to a heavy old vehicle engine part is joined by a young captive free-ranging male...

Winfried Wisniewski / Grey-cheeked Hornbill (Bycanistes subcylindricus) calling, Masai Mara, Kenya

Daniel Heuclin / White-cheeked Pintail (Anas bahamensis) Bolivia, August

Mike Wilkes / White-cheeked Pintail (Anas bahamensis) standing in water. Floreana, Galapagos Islands.

Tui De Roy / White-cheeked pintails (Anas bahamensis) on water, male in foreground with red beak. Galapagos Islands, Ecuador, June.

Tui De Roy / White-cheeked pintail (Anas bahamensis) male on water. Galapagos Islands, Ecuador, June.

Tui De Roy / White-cheeked pintail (Anas bahamensis) drinking water. Galapagos Islands, Ecuador, June.

Tui De Roy / White-cheeked pintail (Anas bahamensis) male on water. Galapagos Islands, Ecuador, June.

Tui De Roy / White-cheeked pintail (Anas bahamensis) male on water. Galapagos Islands, Ecuador, June.

Tui De Roy / White-cheeked pintail (Anas bahamensis) filtering water through beak - male. Galapagos Islands, Educaor, June.

Tui De Roy / White-cheeked pintail (Anas bahamensis) male on water. Galapagos Islands, Ecuador, June.

Tui De Roy / White-cheeked pintail (Anas bahamensis) resting with beak in plumage. Galapagos Islands, Ecuador, November.

MYN / Clay Bolt / Gray-cheeked salamander (Plethodon metcalfi)North Carolina, USA, November, meetyourneighbours.net project

Jouan & Rius / White lipped frog (Rana chalconota) Gunung Gading NP, Borneo, Sarawak, Malaysia

Edwin Giesbers / Schlegel's frog 1+Hydrophylax chalconotus+2 at rest on leaf, Sarawak, Borneo, Malaysia

Edwin Giesbers / Schlegel's frog 1+Hydrophylax chalconotus+2 head portrait at rest on leaf, Sarawak, Borneo, Malaysia

Edwin Giesbers / Schlegel's frog 1+Hydrophylax chalconotus+2 portrait at rest on leaf, Sarawak, Borneo, Malaysia

Tui De Roy / White-cheeked Pintail (Anas bahamensis), Galapagos Islands, Ecuador