Laurent Geslin / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} display, Ranthambore NP, Rajasthan, India.

Denis-Huot / Lion (Panthera leo) mating, Masai-Mara Game Reserve, Kenya. Vulnerable species.

Denis-Huot,Denis-Huot / Lion (Panthera leo) mating, Masai-Mara Game Reserve, Kenya. Vulnerable species.

Anup Shah / Defassa waterbuck (Kobus ellipsiprymnus defassa) male standing in a lake surrounded by a pride of African lions (Panthera leo), Masai Mara National Reserve, Kenya, September sequence 8/11

Mark Bowler / Common Squirrel Monkey (Saimiri sciureus ssp. macrodon) in tree, calling, Peru, captive

Anup Shah / Lioness snarling (Panthera leo) Masai Mara National Reserve, Kenya

Lassi Rautiainen / Brown bear (Ursus arctos) and Grey wolf (Canis lupus) showing aggression, Kuhmo, Finland, September

Lassi Rautiainen / Two Brown bears (Ursus arctos) fighting in woodland wetlands, Kuhmo, Finland, July

Anup Shah / Lion male (Panthera leo) snarling - head-on portrait. Masai Mara National Reserve, Kenya, August 2009

Vincent Grafhorst / African Lion (Panthera leo) pair mating, Khutse Game Reserve, Botswana

Alex Hyde / Fosa / Fossa (Cryptoprocta ferox) male snarling, dry deciduous forest, Kirindy Forest, Western Madagascar, IUCN vulnerable species. Not available for ringtone/wallpaper use.

Sergey Gorshkov / Leopard (Panthera pardus) snarling, Botswana