Klein & Hubert / Siberian / Amur tiger (Panthera tigris altaica) walking in snow at sunrise, captive, occurs Far East and Northeast China.

Sergey Gorshkov / Siberian tiger (Panthera tigris altaica) at night, taken with remote camera in Land of the Leopard National Park, Far East Russia, November.Highly Commended in the Animal Portraits Category of the Wil...

Sergey Gorshkov / Siberian tiger (Panthera tigris altaica) female territorial marking by rubbing cheek against ancient Manchurian fir tree, Land of the Leopard National Park, Far East Russia, November. Taken with remo...

Danny Green / Bengal tiger (Panthera tigris tigris) female, portrait. Bandhavgarh National Park, India, December.

Danny Green / Bengal tiger (Panthera tigris tigris) profile walking, looking for prey. Bandhavgarh National Park, India, December.

Danny Green / Bengal tiger (Panthera tigris tigris) resting on track. Bandhavgarh National Park, India, December.

Danny Green / Bengal tiger (Panthera tigris tigris) male resting in undergrowth, portrait. Bandhavgarh National Park, India, December.

Nayan Khanolkar / Tigress (Panthera tigris tigris) with her four cubs from Chandrapur district, Maharashtra, India. She lives in an area known for human-animal conflict and yet is successfully raising her four cubs in...

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) walking at night, with monsoon clouds and lightning. Kanha National Park, Central India. Dominant male (T29)

Andy Rouse / Bengal tiger (Panthera tigris) male, sub-adult aged three years, face portrait. Ranthambhore National Park, India.

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) dominant male (T29) cooling off in a waterhole Kanha National Park, Central India. Camera trap image.

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) dominant male (T29) cooling off in a waterhole Kanha National Park, Central India. Camera trap image.

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) dominant male (T29) and resident female (T27) cooling off in a watering hole Kanha National Park, Central India. Camera trap image.

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) dominant male (T29) and resident female (T27) cooling off in a waterhole Kanha National Park, Central India. Camera trap image.

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) female (T27) acting cautiously as dominant male (T29) approaches watering hole Kanha National Park, Central India. Camera trap image.

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) tigress (T32) feeding on Spotted deer / Chital (Axis axis) killed by her earlier that day while her young cub watches. Kanha National Park, Central India. Camera...

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) dominant male (T29) walking on mud dam wall. Kanha National Park, Central India. Camera trap image.

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) sub adult tigress resting at dusk. Kanha National Park, Central India. Camera trap image.

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) sub adult tigress resting at dusk. Kanha National Park, Central India. Camera trap image.

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) (T27) walking on bund / dam wall trail. Kanha National Park, Central India. Camera trap image.

Yashpal Rathore / Bengal tiger (Panthera tigris tigris) dominant male approaching 'Beja pani' waterhole, Kanha National Park, Central India. Camera trap image.

Klein & Hubert / Siberian tiger (Panthera tigris altaica) running in snow. Controlled conditions.

Andy Rouse / Bengal Tiger (Panthera tigris) family drinking from pool, Ranthambhore, India

Andy Rouse / Bengal tiger (Panthera tigris) tigress Noor , Ranthambhore, India

Andy Rouse / Bengal tiger (Panthera tigris) tigress Arrowhead sniffing tree for scent, Ranthambhore, India

Andy Rouse / Bengal tiger (Panthera tigris) peering through leaves of bushes, Ranthambhore, India. December

Andy Rouse / Bengal tiger (Panthera tigris) walking through water, Ranthambhore, India. December

Andy Rouse / Bengal tiger (Panthera tigris) male Cowboy T91 in old building, Ranthambhore, India . Medium size repro only

Andy Rouse / Bengal tiger (Panthera tigris) peering through leaves of bushes, Ranthambhore, India. December

Karine Aigner / Bengal tiger (Panthera tigris tigris) running across dirt track between a large number of watching tourists. Ranthambore National Park, Rajasthan, India. 2018.

Karine Aigner / Bengal tiger (Panthera tigris tigris) walking along road, squeezing between tourists in safari vehicles, Ranthambore National Park, Rajasthan, India.

Karine Aigner / Bengal tiger (Panthera tigris tigris) head, close up. Ranthambore National Park, Rajasthan, India.

Karine Aigner / Bengal tiger (Panthera tigris tigris) licking paw. Ranthambore National Park, Rajasthan, India.

Paul Williams / Sumatran tiger (Panthera tigris sumatrae) close up portrait, captive.

Paul Williams / RF - Sumatran tiger (Panthera tigris sumatrae) close up portrait, captive. staring at camera, licking nose, captive. (This image may be licensed either as rights managed or royalty free.)

Andy Rouse / Bengal Tiger, (Panthera tigris), walking, Ranthambhore, India

Nayan Khanolkar / Bengal tiger (Panthera tigris tigris) in forest clearing. Camera trap image. Pench National Park, Madhya Pradesh, India. January 2018.

Andy Rouse / Bengal tiger (Panthera tigris) female 'T19 Krishna' with juvenile in water, Ranthambhore, India

Andy Rouse / Bengal tiger (Panthera tigris) male T57 walking in dusk light, Ranthambhore, India

Andy Rouse / Bengal tiger (Panthera tigris) female 'Noor' in waterhole yawning, Ranthambhore, India, Endangered species.

Andy Rouse / Bengal tiger (Panthera tigris) male 'T91 - Cowboy' at base of tree, Ranthambhore, India, Endangered species.

Andy Rouse / Three Bengal tiger (Panthera tigris) cubs running after their mother, Ranthambhore, India, Endangered species.

Andy Rouse / Bengal tiger (Panthera tigris) tigress 'Arrowhead', Ranthambhore, India

Andy Rouse / Bengal tiger (Panthera tigris) tigress Noor with cubs , Ranthambhore, India

Andy Rouse / Bengal tiger (Panthera tigris) tigress Noor with cubs , Ranthambhore, India

Andy Rouse / Bengal tiger (Panthera tigris tigris) female 'Noor T19' bringing down Sambar deer (Rusa unicolor) Ranthambhore, India. Sequence 6 of 18.

Klein & Hubert / Two Siberian tigers (Panthera tigris altaica) on rock in snow, captive.

Klein & Hubert / Siberian tiger (Panthera tigris altaica) in snow beside water, captive.