Klein & Hubert / Eurasian lynx (Lynx lynx) juvenile walking in deep snow in winter at sunset, Germany. Captive.

Philippe Clement / Two Lynx (Lynx lynx) kittens play fighting in front of den entrance, Bavarian Forest National Park, Germany, October. Captive.

Philippe Clement / Lynx (Lynx lynx) feeding on a Roe deer (Capreolus capreolus) in snow in winter, with juvenile passing by, Bavarian Forest National Park, Germany, January. Captive.

Francisco Marquez / Pair of Iberian lynxes (Lynx pardinus) greeting, Andalusia, Spain, January.

Neil Aldridge / Caracal (Caracal caracal) Kariega Game Reserve, South Africa.

Nick Garbutt / North American bobcat (Lynx rufus) striding through deep snow. Madison River Valley, Yellowstone National Park, Wyoming, USA. January

Klein & Hubert / Eurasian lynx (Lynx lynx) head portrait, captive

Laurent Geslin / European lynx (Lynx lynx) kittens in den, after being tagged by the biologists from KORA, Simmental Valley, Switzerland, June.

Laurent Geslin / Wild European lynx (Lynx lynx) at night with city lights and sky glow behind, Switzerland. December. Taken with remote camera trap.

Laurent Geslin / Conservationists releasing radio collared wild European lynx (Lynx lynx) from Switzerland into Kalkalpen National Park, Austria, March 2013.

Laurent Geslin / Young male European lynx (Lynx lynx) running after release in Jura Mountaiins, Geneva canton, Switzerland, May 2013.

Laurent Geslin / Photographer Laurent Geslin putting back wild European lynx (Lynx lynx) kittens in den after a veterinary check up. Switerland, June 2014.

Laurent Geslin / European lynx (Lynx lynx) emerging from crate during translocation from Switerland to Kalkalpen National Park, Austria. May 2011

Laurent Geslin / Vet and KORA team putting a radio collar on wild European lynx (Lynx lynx) for translocation to Kalkalpen National Park, Austria from Switzerland. May 2011.

Paul Hobson / Bobcat (Lynx rufus) walking in snow, Yellowstone National Park, Wyoming, USA, February.

Laurent Geslin / European lynx (Lynx lynx) male walking through snow at night, Switzerland, November. Taken with remote camera trap. Commended in the Mammals category of the GDT European Photographer of the Year 2015....

Roger Powell / Eurasian lynx (Lynx lynx) walking through snow. Captive, Bavarian Forest National Park, Bavaria, Germany. February.

Krista Schlyer / Green lynx spider (Peucetia viridans) on Yellow pitcher plant (Sarracenia flava) Green Swamp, North Carolina, USA. September.

Edwin Giesbers / Face portrait of a European lynx (Lynx lynx), captive, Norway, February.

Edwin Giesbers / European lynx (Lynx lynx) walking in snow, captive, Norway, February.

Oriol Alamany / Wild Iberian Lynx (Lynx pardinus) male walking on rocks, Sierra de Andujar Natural Park, Jaen, Andalucia, Spain

Shattil & Rozinski / American bobcat (Lynx rufus) walking on a pavement in Denver, Colorado, USA, December.

Florian Möllers / Eurasian Lynx (Lynx lynx) adult sitting on boulder covered in deep snow in beech (Fagus sylvatica forest, captive in enclosure of the Bavarian Forest National Park, Germany, February.

Florian Möllers / Eurasian Lynx (Lynx lynx), captive, female in evening light, hidden behind foliage. Enclosure of the Bavarian Forest National Park, Germany, July

Steven Kazlowski / Lynx (Lynx lynx) adult in the snowy foothills of the Takshanuk mountains, South-East Alaska, USA

Steven Kazlowski / Lynx (Lynx lynx) adult in the snowy foothills of the Takshanuk mountains, South-East Alaska, USA

Roland Seitre / Iberian / Spanish Lynx (Lynx pardina) cub, 2-3 months, in transport box at the Donana breeding station. Lynx reintroduction program, Andalusia, Spain, June 2007.

Roland Seitre / Program director Dr Astrid Vargas examining Iberian / Spanish Lynx (Lynx pardina) at the Donana breeding station. Andalusia, Spain, June 2007.

Roland Seitre / Mother Iberian / Spanish Lynx (Lynx pardina) with cubs climbing the fence of their enclosure. Donana breeding station, part of the lynx reintroduction project in Andalusia. Spain, June 2006.

Roland Seitre / Spanish / Iberian Lynx (Lynx pardina) cub portrait, part of a breeding and reintroduction program. Captive: critically endangered. Andalusia, Spain, June 2006.

Roland Seitre / Spanish / Iberian Lynx (Lynx pardina) cub playing with its mother; part of a breeding and reintroduction program. Captive: critically endangered. Andalusia, Spain, June 2006.

Roland Seitre / Spanish / Iberian Lynx (Lynx pardina) female with cub, part of a breeding and reintroduction program. Captive: critically endangered. Andalusia, Spain, June 2006.

Roland Seitre / Spanish / Iberian Lynx (Lynx pardina) in profile, part of a breeding and reintroduction program. Captive: critically endangered. Andalusia, Spain, June 2006.

Klaus Echle / Lynx (Lynx lynx) cub calling. Hannau, Germany, September. Captive

Klaus Echle / Lynx (Lynx lynx) holding its fawn kill by the neck. The Black Forest, Germany, October. Captive

Klaus Echle / Portrait of a Lynx (Lynx lynx) mother and kitten. Hanau, Germany, July. Captive

Klaus Echle / Lynx (Lynx lynx) walking through snow. The Black Forest, Germany, January. Captive

Danny Green / 2020VISION / Red deer (Cervus elaphus) dominant stag amongst bracken, Bradgate Park, Leicestershire, England, UK, October. Did you know? In the past red deer were predated by wolves and to a lesser extent, lynx an...

Juan Carlos Munoz / Wild Iberian / Spanish lynx (Lynx pardinus) walking through yellow flowers in Sierra de Andujar Natural Park, Jaen, Andalusia, Spain, March 2010

Juan Carlos Munoz / Iberian / Spanish lynx (Lynx pardinus) with its prey, a rabbit. Sierra de Andujar Natural Park, Andalusia, Spain, Feb 2010

Alex Hyde / Malagasy green lynx spider {Peucetia madagascariensis}. Masoala Peninsula National Park, north east Madagascar.

Alex Hyde / Malagasy green lynx spider {Peucetia madagascariensis} photographed on a white background. Masoala Peninsula National Park, north east Madagascar.

Wild Wonders of Europe / Oxford / Wild Iberian lynx (Lynx pardinus) male, one year, climbing onto rock, Sierra de Andújar Natural Park, Mediterranean woodland of Sierra Morena, north east Jaén Province, Andalusia, Spain, April 2009, C...

Wild Wonders of Europe / Oxford / Wild Iberian lynx (Lynx pardinus) male carrying rabbit prey, Sierra de Andújar Natural Park, Mediterranean woodland of Sierra Morena, north east Jaén Province, Andalusia, Spain, May 2009, Critically e...

Wild Wonders of Europe / Oxford / Wild Iberian lynx (Lynx pardinus) male, Sierra de Andújar Natural Park, Mediterranean woodland of Sierra Morena, north east Jaén Province, Andalusia, Spain, April 2009, Critically endangered

Wild Wonders of Europe / Oxford / Wild Iberian lynx (Lynx pardinus) female with juvenile female (one year) Sierra de Andújar Natural Park, Mediterranean woodland of Sierra Morena, north east Jaén Province, Andalusia, Spain, April 2009...

Wild Wonders of Europe / Oxford / Wild Iberian lynx (Lynx pardinus) female walking, Sierra de Andújar Natural Park, Mediterranean woodland of Sierra Morena, north east Jaén Province, Andalusia, Spain, April 2009, Critically endangered

Wild Wonders of Europe / Oxford / Wild Iberian lynx (Lynx pardinus) female emerging from undergrowth, Sierra de Andújar Natural Park, Mediterranean woodland of Sierra Morena, north east Jaén Province, Andalusia, Spain, April 2009, Cri...