Miles Barton / Panamanian golden frog (Atelopus ziteki) reacting to the image of a frog on a video monitor. Experiment carried out to reveal the purpose of the frog's waving behaviour - to attract mates and deter ri...

Jabruson / Man holding Commerson's leaf nosed bat {Hipposideros commersoni} by wings, Odzala NP, Democratic Republic of Congo.

Ashley Cooper / Wylfa nuclear power station on Anglesey, Wales, UK. April 2013

Ashley Cooper / Power lines and pylons at sunset in Billingham, Teeside, UK. May 2011.

Ashley Cooper / Power lines and pylons at sunset in Billingham, Teeside, UK. May 2011.

Ashley Cooper / Electricity pylons across Inner Mongolia, Northern China, March 2009.

Ashley Cooper / Electricity pylons, in China. In 2008 China officially became the worlds largest emitter of greenhouse gases, Northern china. March 2009.

Ashley Cooper / Electricity pylons, in China. In 2008 China officially became the worlds largest emitter of greenhouse gases, Northern china. March 2009.

Ashley Cooper / Electricity pylons, Northern China, March 209.

Ashley Cooper / Poor air quality caused by dust from the ongoing drought near Bakersfield, California, USA. October 2014.

Ashley Cooper / Overspill, standing high and dry at the Hoover Dam on Lake Mead, following a four year long drought. Nevada, USA, September 2014.

Ashley Cooper / Intake towers for the hydro plant on the Hoover Dam, Lake Mead, Nevada, USA. The lake is at a very low level due to the four year long drought. September 2014.

Ashley Cooper / The Hoover Dam and Lake Mead hydro electric plant, which is at very low levels following a four year drought. Border of Nevada and Arizona, USA.

Ashley Cooper / The Hoover Dam and Lake Mead hydro electric plant, which is at very low levels following a four year drought. Border of Nevada and Arizona, USA.

Ashley Cooper / The Hoover Dam and Lake Mead hydro electric plant, which is at very low levels following a four year drought. Border of Nevada and Arizona, USA.

Ashley Cooper / The Hoover Dam and Lake Mead hydro electric plant, which is at very low levels following a four year drought

Jen Guyton / Biologists attaching a solar-powered GPS transmitter between the shoulders of a white-headed vulture (Trigonoceps occipitalis), using Teflon ribbon that fits like a harness across the vulture's chest....

Paul D Stewart / Tribesman from Northern India milking a Dromedary camel (Camelus dromedarius) while juvenile stimulates milk production by nuzzling. Juvenile camels are a reservoir for middle east respiratory syndrom...

Cheryl-Samantha Owen / Lynn Ballagh looking out over his property, where the proposed NPPD power transmission line would pollute the landscape. Ballagh cattle ranch in the Sandhills of Nebraska, Garfield County, Nebraska, U...

Gary K. Smith / Steam train on the Heritage Poppy Line from Sheringham to Holt, with Weybourne Mill in background, Norfolk, UK, April.

Pal Hermansen / Tractor pulling load of freshly picked tea (Camellia sinensis) at tea plantation, Sri Lanka, March 2005.

Loic Poidevin / Container Ships, Prince Rupert Harbour, British Columbia, Canada, June 2013.

Kirkendall-Spring / Pioneer Square Station for bus and Sound Transit trains in Seattle, Washington, USA. February 2013.

Kirkendall-Spring / Pioneer Square Station for bus and Sound Transit trains in Seattle, Washington, USA. February 2013.

Jabruson / Grey-cheeked Mangabey (Lophocebus albigena) juvenile feeding on corn. Captive in forest village, kept as a pet until large enough to be eaten. A glove is worn to prevent transmission of disease. Bayan...

Jabruson / Grey-cheeked Mangabey (Lophocebus albigena) juvenile feeding on corn. Captive in forest village, kept as a pet until large enough to be eaten. A glove is worn to prevent transmission of disease. Bayan...

Jabruson / Grey cheeked mangabey (Lophocebus albigena) captive youngster about to be picked up by gloved hand, to be taken indoors for the night. It's mother was shot by hunters so now this animal is kept as a p...

Jabruson / Grey Cheeked Managabey (Lophocebus albigena) young being held captive by child within village, its mother was shot by a hunter, meaning it will be kept as a pet and play-thing until old enough to be e...

Jabruson / Putty nosed monkey (Cercopithecus nictitans nictitans) young female climbing village house wall in boredom, tied to a heavy old vehicle engine part is held captive in a village close to the forest. Th...

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 / Putty nosed monkey (Cercopithecus nictitans nictitans) young female tied to a heavy old vehicle engine part is held captive in a village close to the forest. The mother was shot by a hunter, meaning t...

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...

Jabruson / Putty nosed monkey (Cercopithecus nictitans nictitans) young female tied to a heavy old vehicle engine part is held captive in a village close to the forest. The mother was shot by a hunter, meaning t...

Pete Oxford / Cape Buffalo (Syncerus caffer) veterinary fence to control foot and mouth disease transmission, Moremi Game Reserve, Okavango Delta, Botswana

Niall Benvie / Power transmission. Pylons at sunset in Inverness, Scotland. Tomatin

Staffan Widstrand / Hunter using radio transmission, Sweden.

Jim Brandenburg / Transmission towers and wires against a red sky, South Dakota

Christian Ziegler / Bonobo (Pan paniscus) biologist with mask to prevent disease transmission, Salonga National Park, Democratic Republic of the Congo

Philippe Clement / High-voltage electricity pylon / transmission tower and steam / vapour coming from cooling tower of nuclear power station / nuclear power plant, Belgium. December 2018

Philippe Clement / High-voltage electricity pylon / transmission tower and steam / vapour coming from cooling tower of nuclear power station / nuclear power plant, Belgium. December 2018