Cyril Ruoso / African elephant (Loxodonta africana) hanging upside down, during translocation by Kenya Wildlife Service, due to over population, Mwaluganje Reserve, Kenya. October 2006.

Mary McDonald / Flock of Cattle Egrets (Bubulcus ibis) in roosting trees at dusk, Imba Ndutu, Serengeti NP, Tanzania, East Africa.

Doug Perrine / Bryde's whale (Balaenoptera brydei / edeni) swimming over a bait ball of Sardines, three ridges on forehead that distinguish the Bryde's whale from other mysticetes are prominently visible. Off Baja C...

Mark Bowler / Large flock of roosting Grey gulls (Leucophaeus modestus) on beach with coastal fog over the Atacama Desert on the Peruvian coast, Paracas National Park, Peru.

Mark Bowler / Swarm of Phantom midges / Lake flies (Chaoborus edulis) over Lake Victoria, Entebbe, Uganda, July 2006

Doug Gimesy / Grey-headed Flying-foxes (Pteropus poliocephalus) at a colony hang together on a branch over the Yarra River (Melbourne). These bats form part of a colony that was established here in early 2000'...

Ashley Cooper / Crowds of people on the street in Hong Kong, China. Hong Kong is one of the most densely populated parts of the planet. February 2010.

David Fleetham / Dusky Gull (Leucophaeus fuliginosus) in flight over Santa Cruz Island. With the population estimated at less than 800, this is one of the rarest gulls in the world. Galapagos Archipelago, Ecuador.

Christophe Courteau / Desert dwelling Lion (Panthera leo) peering over top of sand dune stalking prey, population estimated at 90 individuals, Damaraland, North West of Namibia.

Wild Wonders of Europe / Widstrand / Gulls (Laridae) flying around Atlantic cod (Gadus morhua) fishing boat with sun low over horizon, Senja, Troms County, Norway, Scandinavia, January 2015. Cod are attracted to this area to feed on the...

Cyril Ruoso / Asian elephant (Elephas maximus) portrait. Due to deforestation there is over population of elephants in the remaining forest. Therefore the Indonesian government are capturing and domesticating these...

Cyril Ruoso / Thai man training Asian elephants (Elephas maximus). Due to deforestation there is over population of elephants in the remaining forest. Therefore the Indonesian government are capturing and domestic...

Cyril Ruoso / Asian elephants (Elephas maximus). Due to deforestation there is over population over elephants in the remaining forest. Therefore the Indonesian government are capturing and domesticating these eleph...

Cyril Ruoso / Asian elephants (Elephas maximus). Due to deforestation there is over population over elephants in the remaining forest. Therefore the Indonesian government are capturing and domesticating these eleph...

Cyril Ruoso / Asian elephants (Elephas maximus). Due to deforestation there is over population of elephants in the remaining forest. Therefore the Indonesian government are capturing and domesticating these elepha...

Cyril Ruoso / Trained Asian elephant (Elephas maximus) playing football. Due to deforestation there is over population of elephants in the remaining forest. Therefore the Indonesian government are capturing and do...

Cyril Ruoso / Asian elephants (Elephas maximus). Due to deforestation there is over population over elephants in the remaining forest. Therefore the Indonesian government are capturing and domesticating these eleph...

Cyril Ruoso / Asian elephants (Elephas maximus). Due to deforestation there is over population of elephants in the remaining forest. Therefore the Indonesian government are capturing and domesticating these elepha...

Cyril Ruoso / Asian elephants (Elephas maximus). Due to deforestation there is over population over elephants in the remaining forest. Therefore the Indonesian government are capturing and domesticating these eleph...

Cyril Ruoso / Man with hand on the foot of African elephant (Loxodonta africana) anesthetized during translocation by Kenya Wildlife Service, due to over population, Mwaluganje Reserve, Kenya. October 2006.

Cyril Ruoso / Man standing next to African elephant (Loxodonta africana) anesthetized during translocation by Kenya Wildlife Service, due to over population, Mwaluganje Reserve, Kenya. October 2006.

Cyril Ruoso / African elephant (Loxodonta africana) calf anesthetized during translocation by Kenya Wildlife Service, due to over population, Mwaluganje Reserve, Kenya. October 2006.

Cyril Ruoso / Men marking up African elephant (Loxodonta africana) during translocation by Kenya Wildlife Service, due to over population, Mwaluganje reserve,

Cyril Ruoso / Darting of mother and baby African elephant (Loxodonta africana) during translocation by Kenya Wildlife Service, due to over population, Mwaluganje Reserve, Kenya. October 2006.

Cyril Ruoso / Men tying up African elephant (Loxodonta africana) anesthetized during translocation by Kenya Wildlife Service, due to over population, Mwaluganje Reserve, Kenya. October 2006.

Cyril Ruoso / African elephant (Loxodonta africana) about to be lifted up by crane during translocation by Kenya Wildlife Service, due to over population, Mwaluganje Reserve, Kenya. October 2006.

Cyril Ruoso / African elephant (Loxodonta africana) hanging upside down, during translocation by Kenya Wildlife Service, due to over population, Mwaluganje Reserve, Kenya. October 2006.

Cyril Ruoso / Men paid to guard field from African elephants (Loxodonta africana) and scare them off with bows, slingshots and drums. Due to over population of elephants in this region many are being translocated t...

Tony Phelps / Bongolethu, an unnofficial settlement. Little Karoo, Western Cape, South Africa, August 2011

Ben Hall / 2020VISION / Young girl showing her grandfather a bluebell flower, The National Forest, Midlands, April 2011, Model released. Did you know? According to some estimates Britain has over half the world population of...

Sue Flood / Black-browed Albatross (Thalassarche melanophrys) colony at Steeple Jason in the Falklands - the largest colony of Black-browed Albatrosses in the world. Over 70% of the global population breed in the...

John Cancalosi / White-tailed Deer (White Color Phase) (Odocoileus virginianus) - New York - Doe - A rare color phase resulting from double recessive white genes which occurs rarely naturally - These white individuals...

Jabruson / Aerial of Kibumba refugee camp, where over 200,000 Rwandan Hutu refugees were residing in 1994. The refugee camp was right on the edge of Virunga NP, which had disasterous effect on national park (fo...

Tui De Roy / Feral Dog (Canis familiaris) standing on lava field, wild population established over a century ago, Isabella Island, Galapagos Islands, Ecuador

Tui De Roy / Feral Dog (Canis familiaris) walking over lava field, wild population established over a century ago, Isabella Island, Galapagos Islands, Ecuador

Daniel Gomez / Dometic goat herd grazing, Copo NP, Dry Chaco, Argentina over 80% of Dry Chaco forest is affected by overgrazing. South America

Tony Wu / Tri-spine horseshoe crab (Tachypleus tridentatus) juvenile aged two years, in fifth instar, beside 5 Yen coin for scale. Endangered species due to habitat loss and over-harvesting for food and biochem...

Sirachai Arunrugstichai / Spottail shark (Carcharhinus sorrah) caught by longline fishing from the Andaman Sea. Head emerging from pile of buckets on pickup truck, carrying sharks toward a shark processing factory in Ranong Pr...

Edwin Giesbers / GaiaZOO European Hamster (Cricetus cricetus) Breeding Program: enclosure setup to determine if the hamsters are ready to mate. This is necessary because the wild population cannot survive on its own a...

Edwin Giesbers / GaiaZOO European Hamster (Cricetus cricetus) Breeding Program: enclosure setup to determine if the hamsters are ready to mate. This is necessary because the wild population cannot survive on its own a...

Edwin Giesbers / Keepers checking on European hamsters (Cricetus cricetus) in enclosures at the extended breeding program at GaiaZOO. This is necessary because the wild population cannot survive on its own at the mome...

Edwin Giesbers / European hamsters (Cricetus cricetus) interacting through fenced enclosure setup to determine if the hamsters are ready to mate, part of a breeding program. This is necessary because the wild populati...

Doug Gimesy / Grey-headed flying-foxes (Pteropus poliocephalus) hanging in trees at a colony next to the Yarra River, These bats form part of a colony that was established here in early 2000's by the banks of...

Steve Nicholls / Dark red helleborine (Epipactis atrorubens ), a rare orchid. 90% of the British population grow at this old quarry at Bishop Middleham, County Durham, England, UK. July.

Steve Nicholls / Dark red helleborine (Epipactis atrorubens ), a rare orchid. 90% of the British population grow at this old quarry at Bishop Middleham, County Durham, England, UK. July.

Steve Nicholls / Dark red helleborine (Epipactis atrorubens ), a rare orchid. 90% of the British population grow at this old quarry at Bishop Middleham, County Durham, England, UK. July.