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

Dr. Axel Gebauer / Clouded leopard (Neofelis nebulosa) Guwahati, Assam, India, captive

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) head portrait, yawning, captive

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} climbing along branch on beach, 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 close-up of skin {Furcifer pardalis} green colouration, Madagascar.

Edwin Giesbers / Snow Leopard (Panthera uncia) sitting in darkness, with eyes glowing as they reflect available light, captive

Jeff Wilson / Female Snow leopard (Panthera uncia) watching a Magpie (Pica pica) outside her den in the Hindu Kush mountains, North West frontier, Pakistan, photographed whilst on location filming for BBC Planet Ea...

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

Edwin Giesbers / Snow leopard (Panthera uncia) at night with full moon, double exposure, 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 / Snow leopard (Panthera uncia) cub yawning, lying on snow, captive, USA (non-ex)

Andy Rouse / Snow leopard (Panthera uncia) pair in high alpine habitat, captive, USA (non-ex)

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

Edwin Giesbers / Panther chameleon (Furcifer pardalis) Madagascar

Edwin Giesbers / Panther chameleon (Furcifer pardalis) cathing prey with tongue, sequence 2/4, Madagascar

Edwin Giesbers / Panther chameleon (Furcifer pardalis) walking down branch, Madagascar

Edwin Giesbers / Panther chameleon (Furcifer pardalis) walking along branch, Madagascar

Michael D. Kern / Panther chameleon {Furcifer paradalis} portrait, captive, Madagascar

LYNN M. STONE / Snow Leopard on snowy rockface {Panthera uncia} captive

LYNN M. STONE / Clouded leopard {Neofelis nebulosa} captive

LYNN M. STONE / Snow leopard {Panthera uncia} Captive, occurs China

Pete Oxford / Panther chameleon {Chamaeleo / Furcifer pardalis} with tongue extended to catch insect prey, captive, Madagascar

Ingo Arndt / Panther Chameleon (Chamaeleo pardalis) male, Madagascar

Gerry Ellis / Snow Leopard (Uncia uncia) juvenile, Asia

ZSSD / Snow Leopard (Uncia uncia) portrait native to mountainous regions of central Asia

Lynn M Stone / Melanistic (black form) leopard snarling, often called black panther (captive)

Pete Oxford / Panther chameleon, tongue extended to catch prey {Furcifer pardelis} Madagascar

LYNN M. STONE / Snow leopard (Panthera uncia) resting in snow. Captive

LYNN M. STONE / Snow leopard (Panthera uncia)

Pete Oxford / Panther chameleon,Madagascar, Montagne D'Ambre NP

LYNN M. STONE / Snow leopard sitting portrait in snow {Panthera uncia}

Anup Shah / Clouded leopard male {Neofelis nebulosa}

Mark Carwardine / Panther chameleon {Furcifer pardalis} Nosy Mangabe, north-east Madagascar

Mark Carwardine / Panther chameleon {Furcifer pardalis} Nosy Mangabe, north-east Madagascar

Enrique Lopez-Tapia / Snow leopard (Panthera uncia) footprints in snow, Larkya La glacier (5.106m). Manaslu Conservation Area, Himalayas, Nepal, October 2009.

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

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

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

Michael D. Kern / Panther chameleon (Furcifer pardalis) striped red, yellow and blue, walking along branch, captive, from Madagascar.

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

Michael D. Kern / Panther chameleon (Furcifer pardalis) coloured brown, on branch, captive, from Madagascar

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

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

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

Roland Seitre / Panther Chameleon (Furcifer pardalis) portrait, demonstrating independent eye movement. Captive, indigenous to Madagascar. Sequence 4

Roland Seitre / Panther Chameleon (Furcifer pardalis) portrait, with crossed-eyes. Captive, indigenous to Madagascar. Sequence 3

Roland Seitre / Panther Chameleon (Furcifer pardalis) portrait, demonstrating independent eye-movement. Captive, indigenous to Madagascar. Sequence 2

Roland Seitre / Panther Chameleon (Furcifer pardalis) portrait. Captive, indigenous to Madagascar. Sequence 1

Eric Dragesco / Snow Leopard (Panthera unicia) urine sprayed on rocks as territorial scent marking, Altai Mountains, Mongolia

Eric Dragesco / Siberian Ibex (Capra ibex) carcass eaten by Snow Leopard (Panthera unicia) Gobi National Park, Mongolia

Eric Dragesco / Tracks of two young Snow Leopards (Panthera uncia) playing and gliding on a frozen river, Altai Mountains, Mongolia.

Colin Monteath / Snow Leopard (Uncia uncia) pelts hanging from restaurant rafters, approx 300 skins confiscated by customs, Ulan Baatar, Mongolia

Eric Dragesco / Snow Leopard (Panthera uncia) footprint / pug mark in snow, with tape measure for scale, Altai Mountains, Mongolia,

Hiroya Minakuchi / Snow Leopard (Uncia uncia) cub, Japan

Pete Oxford / Snow Leopard (Uncia uncia) furs in restaurant, Mongolia

Doug Allan / Snow Leopard (Panthera uncia) tracks in snow at 4000m altitude. Mountain valley near Rombuk village, Hemis National Park, Ladakh, India, January 2004. Freeze Frame book plate page 29.

Chris Shields / Illustration of Asian wildlife: Red panda (Ailurus fulgens) - endangered / threatened species; Snow leopard (Panthera / Uncia uncia) - endangered / threatened species; Himalayan / Impeyan monal (Lopho...

Eric Baccega / Clouded leopard (Neofelis nebulosa) head portrait, captive, Endangered

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) close-up head portrait, captive

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) close-up head portrait, captive

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) portrait, captive

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) rear view head portrait showing ears, captive

Edwin Giesbers / Clouded leopard (Neofelis nebulosa) head portrait, captive

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

Alex Hyde / Panther chameleon male in threat display {Furcifer pardalis} Madagascar.

Alex Hyde / Panther Chameleon {Furcifer pardalis} eating Praying mantis {Mantodea}. Masoala Peninsula National Park, north east Madagascar.

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

Alex Hyde / Panther chameleon, close up of tail uncoiling {Furcifer pardalis} Madagascar.

Alex Hyde / Panther Chameleon {Furcifer pardalis} looking up. Masoala Peninsula National Park, north east Madagascar.

Alex Hyde / Panther chameleon male in threat display {Furcifer pardalis}, Madagascar.

Alex Hyde / Panther chameleon {Furcifer pardalis} close up of tail, red / yellow 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, close up of coiled tail {Furcifer pardalis} Madagascar.

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

Alex Hyde / Panther Chameleon {Furcifer pardalis} catching Praying mantis with tongue. Masoala Peninsula National Park, north east Madagascar.

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

Alex Hyde / Panther chameleon tail {Furcifer pardalis} close up of coiled tail, red colouration, Madagascar.

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

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

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

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

Alex Hyde / Panther Chameleon juvenile {Furcifer pardalis}. Masoala Peninsula National Park, north east Madagascar.

Alex Hyde / Panther chameleon, close up of coiled tail {Furcifer pardalis} Madagascar.

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

Gerry Ellis / Snow Leopard (Uncia uncia) pelt, Woodland Park Zoo, Washington

Nick Garbutt / Male Panther Chameleon (Furcifer pardalis) head portrait in aggresive posture. Captive and from Masoala National Park, north east Madagascar.

Nick Garbutt / Curled tail of male Panther Chameleon (Furcifer pardalis) Captive and from Masoala National Park, north east Madagascar.