Dietmar Nill / Two European hares (Lepus europaeus) boxing in a snow covered field, Germany, March.
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Fabrice Cahez / Red fox (Vulpes vulpes) cubs playing, Vosges, France, May.
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Cyril Ruoso / Ringed-tailed lemur (Lemur catta) foraging in sisal field looking for flowers during a poor year without much fruit. Berenty reserve, Madagascar, September.
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Andy Rouse / Bengal tiger (Panthera tigris tigris) with tourists watching from cars, Ranthambore, India
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Staffan Widstrand / Hoatzin birds (Opisthocomus hoazin) perched on branch, Napo wildlife lodge, Amazonas, Ecuador, South America, April.
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Jean E. Roche / Firework in Arles over the Rhone, Camargue, France, July 2012.
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Jean E. Roche / Bull run, with Camargue bulls leaping over hay bales, Camargue, France, July 2012.
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Denis-Huot,Denis-Huot / Lion (Panthera leo) pride lying in long grass watching elephants (Loxodonta africana), Masai-Mara Game Reserve, Kenya. Vulnerable species.
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Nick Turner / Men pulling on a rope in a tug of war competition, Cotswold Olimpicks, Chipping Campden, Gloucestershire, June 2011.
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Kristel Richard / During the Festa do Colete Encarnado (Red Waistcoat Festival), a bull running festival, a traditionally dressed 'cavalheiro' delivers the 'banderilla' mounted on his Lusitano stallion in the bullring...
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Neil Lucas / Sea nettles (Chrysaora quinquecirrha) in aquarium, with crowd of people watching, Atlanta, USA, October 2009
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Enrique Lopez-Tapia / Man dancing with mask of bull on head, Formosa Island, Bijagos UNESCO Biosphere Reserve, Guinea Bissau, February 2015.