Will Burrard-Lucas / Young male melanistic leopard (Panthera pardus), Laikipia Wilderness Camp, Kenya. Photographed with a camera trap.

Will Burrard-Lucas / Young male melanistic leopard (Panthera pardus), Laikipia Wilderness Camp, Kenya. Photographed with a camera trap.

Will Burrard-Lucas / Young male melanistic leopard (Panthera pardus), Laikipia Wilderness Camp, Kenya. Photographed with a camera trap.

Will Burrard-Lucas / Young male melanistic leopard (Panthera pardus), Laikipia Wilderness Camp, Kenya. Photographed with a camera trap.

Will Burrard-Lucas / Young male melanistic leopard (Panthera pardus), Laikipia Wilderness Camp, Kenya. Photographed with a camera trap.

Giri Cavale / Melanistic leopard / Black panther (Panthera pardus) Nagarahole National Park, Nilgiri Biosphere Reserve, Karnataka, India.

Giri Cavale / Melanistic leopard / Black panther (Panthera pardus) on territorial patrol on track, Nagarahole National Park, Nilgiri Biosphere Reserve, Karnataka, India.

Philippe Clement / Panther chameleon (Furcifer pardalis) in tree, showing rotating eyes. Captive, native to Madagascar.

Klein & Hubert / Panther chameleon (Furcifer pardalis) in vegetation. Madagascar.

Ben Cranke / Jaguar (Panthera onca) sitting at night, Mato Grosso, Brazil

Barrie Britton / Male Panther Chameleons (Furcifer pardalis) fighting. Nosy Be, Madagascar. Photograph taken on location for BBC 'Wild Madagascar' Series, January 2010

Paul Williams / Tourists watching two wild Jaguar cubs fight on riverbank whilst third looks on from above (Panthera onca) from boat on river, Pantanal, Pocone, Brazil. No release available.

Michael D. Kern / Panther chameleon (Furcifer pardalis) coloured blue, walking along branch, captive, from Madagascar

Michael D. Kern / Panther chameleon (Furcifer pardalis) striped red, green and brown, on branch, captive, from Madagascar

Mark Carwardine / Jaguar (Panthera onca), one-year cub peering from behind tree, Cuiaba River, Pantanal, Brazil. near threatened species

Andy Rouse / Silhouette of Leopard (Panther pardus) leaping up into a tree, Masai Mara GR, Kenya, February

Luiz Claudio Marigo / Jaguar (Panthera onca palustris) dragging a Yacare Caiman (Caiman yacare) onto the bank of the Piquiri River. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Jaguar (Panthera onca palustris) struggling with a Yacare Caiman (Caiman yacare) in the Piquiri River. The Pantanal wetlands of Mato Grosso State, Brazil, October. Sequence 2/4

Luiz Claudio Marigo / Jaguar (Panthera onca palustris) in water with Yacare Caiman (Caiman yacare), its teeth around the back of the prey's neck. Piquiri River, The Pantanal wetlands of Mato Grosso State, Brazil, October....

Luiz Claudio Marigo / Female Jaguar (Panthera onca palustris) on the shore of Piquiri River. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Jaguar (Panthera onca palustris) male wading through water at the shore of the Piquiri River. The Pantanal wetlands of Mato Grosso, Mato Grosso State, Brazil, October.

Luiz Claudio Marigo / Jaguar (Panthera onca palustris) male drinking water from the Piquiri River. The Pantanal wetlands of Mato Grosso State, Brazil, October.

Chris Shields / Illustration of wildlife of the Andes: South America Alpaca (Vicugna pacos),centre; Cougar / Puma / Mountain lion / Mountain cat / Catamount / Panther (Puma concolor),left; Spectacled / Andean bear (...

Edwin Giesbers / Jaguar (Panthera onca) close-up head portrait, lying down, captive

Edwin Giesbers / Jaguar (Panthera onca) close-up of coat and tail, captive

Edwin Giesbers / Jaguar (Panthera onca) head portrait,rear view, showing ear spots, captive

Edwin Giesbers / Jaguar (Panthera onca) portrait, lying down, captive

Edwin Giesbers / RF- Jaguar (Panthera onca) head portrait, captive. (This image may be licensed either as rights managed or royalty free.)

Nick Garbutt / Wild female Jaguar (Panthera onca palustris) jumping up sandy bluff on the banks of the Piquiri River (a tributary of Cuiaba River). Northern Pantanal, Brazil. September

Nick Garbutt / Wild female Jaguar (Panthera onca palustris) resting on the banks of the Piquiri River (a tributary of Cuiaba River). Northern Pantanal, Brazil.

Christophe Courteau / Photo-identification of Jaguars (Panthera onca) for scientific Research, Pantanal, Brazil, September 2008

Christophe Courteau / Jaguar (Panthera onca palustris) wild male, on the bank of the Cuiaba River, Pantanal, Mato Grosso, Brazil, September 2008 This individual is called Jack.

Christophe Courteau / Jaguar (Panthera onca palustris) wild pregnant female, in undergrowth beside the Cuiaba River, Pantanal, Mato Grosso, Brazil, September 2008. This individual is called BORBOLETTA by researchers (pho...

Christophe Courteau / Jaguar (Panthera onca palustris) wild pregnant female, in undergrowth beside the Cuiaba River, Pantanal, Mato Grosso, Brazil, September 2008 This individual is called BORBOLETTA by researchers (phot...

Alex Hyde / Panther chameleon close-up of skin {Furcifer pardalis} green colouration, Madagascar.

Alex Hyde / Panther Chameleon {Furcifer pardalis} close-up of skin, green colouration. Masoala Peninsula National Park, north east Madagascar.

Alex Hyde / Panther Chameleon {Furcifer pardalis} walking along branch on coast, Masoala Peninsula National Park, north east Madagascar.

Alex Hyde / Panther Chameleon {Furcifer pardalis} climbing along branch on beach, Masoala Peninsula National Park, north east Madagascar.

Edwin Giesbers / Close up head portrait of melanistic / black Leopard (Panthera pardus) captive

Nick Garbutt / Male Panther Chameleon (Furcifer pardalis) in aggresive posture, displaying at its own reflection in a mirror. Masoala National Park, north east Madagascar.

Nick Garbutt / Male Panther Chameleon (Furcifer pardalis) feeding on Preying mantis in beach side vegetation. Bay of Antongil, Masoala Peninsula National Park, north east Madagascar.

Nick Garbutt / Male Panther Chameleon (Furcifer pardalis) catching Praying mantis in beach side vegetation. Bay of Antongil, Masoala Peninsula National Park, north east Madagascar.

Nick Garbutt / Male Panther Chameleon (Furcifer pardalis) stalking prey in beach side vegetation. Bay of Antongil, Masoala Peninsula National Park, north east Madagascar. Did you know? Chameleons don't change colour...

Andy Rouse / Jaguar (Panthera onca) by rainforest pool with reflection in water, captive, Belize

Andy Rouse / Jaguar (Panthera onca) on tree with paw in air, in rainforest, captive, Belize

Wild Wonders of Europe / Wothe / Panther cap fungi (Amanita pantherina) in Beech (Fagus sp) forest, Morske Oko Reserve, Vihorlat Mountains, East Slovakia, Europe, June 2008

Pete Oxford / Female Jaguar (Panthera onca) under anesthetic, having teeth measured as part of the collection of biometric data and physiological samples for a relocation project, captive, Fundacion Santa Martha Ce...

Edwin Giesbers / Panther chameleon (Furcifer pardalis) with eyes facing different direction, Madagascar