Suzi Eszterhas / Leopard (Panthera pardus) five-week-old cub playing with mother's tail, Jao Reserve, Botswana

Suzi Eszterhas / Leopard (Panthera pardus) five-week-old cub playing with mother's tail, Jao Reserve, Botswana

Bernard Castelein / Bulrush (Typha latifolia) Klein Schietveld, Brasschaat, Belgium

Roland Seitre / Amur tiger (Panthera tigris altaica) walking through snow, captive in zoo. Endangered species.

Claudio Contreras / Aquatic plants (Typha sp.) with Mexico City buildings in the back, Xochimilco wetlands, Mexico City, January

Andy Rouse / African leopard (Panthera pardus) South Luangwa, Zambia.

Anup Shah / African Lion (Panthera leo) yearling cub playing with younger cub, biting its tail, Masai Mara, Kenya

Mary McDonald / African lion (Panthera leo), resting on a rock, surrounded by flies, Masai Mara Game Reserve, Kenya. November.

Sandesh Kadur / Clouded leopard (Neofelis nebulosa), captive, part of a rehabilitation project, Manas National Park, Kokrajhar, Assam, India.

Denis-Huot,Denis-Huot / Lion(Panthera leo) cub playing with its mothers tail, Masai-Mara Game Reserve, Kenya. Vulnerable species.

Axel Gomille / Tiger (Panthera tigris tigris) cub, Bandhavgarh National Park, India

Fabrice Cahez / Wild Cat (Felis silvestris) in mist. Vosges, France, August.