Anup Shah / Lioness (Panthera leo) trying to protect cubs from charging Cape buffalo herd (Syncerus caffer caffer), Masai Mara National Reserve, Kenya
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Kristel Richard / Traditionally dressed Berber warriors, mounted on Barb and Arab Barb horses, galloping into battle firing their guns down during the Fantasia in Dar Es Salam, Morocco, June 2010
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Mark Carwardine / Humpback whale (Megaptera novaeangliae) slapping the surface during courtship battle, Sea of Cortez, Baja California, Mexico
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Markus Varesvuo / Black Grouse (Lyrurus tetrix) two males fighting, in territorial battle, Kuusamo Finland April
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Loic Poidevin / African lion (Panthera leo) old male with battle wounds, Sergenti National Park, Tanzania, East Africa
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Anup Shah / Lioness (Panthera leo) trying to warn off herd of Cape buffalo (Syncerus caffer caffer), Masai Mara National Reserve, Kenya
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Steve Gettle / Mandarin Duck (Aix galericulata) male, Battle Creek, Michigan
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Diane McAllister / Two wild stallions (Equus caballus) battle over a mare. Palomino Valley, Nevada, USA, April.
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Diane McAllister / Wild stallion horse (Equus caballus) lying down to rest after a battle with another stallion over a mare. Palomino Valley, Nevada, USA, April.
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Charlie Summers / Wild Horse (Equus caballus) stallions battle in dominance behaviour. Montana, USA, June.
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Jenny E. Ross / Adult male Northern elephant seal (Mirounga angustirostris) swimming near shore, and vocalizing to other males on the beach, after losing a territorial battle. Ano Nuevo State Reserve, California, USA...
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Jenny E. Ross / Adult male Northern elephant seal (Mirounga angustirostris) swimming near shore, and vocalizing to other males on the beach, after losing a territorial battle. Ano Nuevo State Reserve, California, USA...
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Tim Laman / Human skulls and other bones on the floor of a cave in Triton Bay. Note skull with a large hole in it from possible battle wound. Raja Ampat, West Papua, Indonesia, April 2007
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Kristel Richard / Traditionally dressed Berber warriors, mounted on Barb and Arab Barb horses, galloping into battle with guns pointed down during the Fantasia in Dar Es Salam, Morocco, June 2010
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Mark Carwardine / Humpback whale (Megaptera novaeangliae) at surface showing bloodied tubercles on head during courtship battle, Sea of Cortez, Baja California, Mexico
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Philippe Clement / The Lion Hill, the main memorial monument of the Battle of Waterloo, Eigenbrakel, Belgium
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Philippe Clement / Commemorative stone and plaque near battlefield of the Battle of Waterloo, Eigenbrakel, Belgium, with Lion Hill memorial in the background.
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Philippe Clement / The Lion Hill, the main memorial monument of the Battle of Waterloo, Eigenbrakel, Belgium
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Mark Moffett / Argentine Ant (Linepithema humile) dead bodies piling up along the battle lines between two colonies, Escondido, California
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Mark Moffett / Carpenter Ant (Camponotus sp) with dead army ants clinging to every limb after battle, Nigeria
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Pete Oxford / Shrunken head (Tsantza), Shuar tribe, Ecuador. Jivaro Shuar tribe used to shrink head of enemies killed in battle - first they removed the skull and boiled it to shrink the head. Then the eyes and li...
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Tim Fitzharris / Quaking Aspen (Populus tremuloides) forest in autumn colors on Battle Mountain, Colorado
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GEORGETTE DOUWMA / Giant cuttlefish (Sepia apama), large battle scarred male preventing an intruding male from approaching an egg-laying female, who has now been joined by a third male. Spencer Gulf, Wayalla, South Aust...
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Pete Oxford / Tsansa shrunken head, Shuar, Indian Ecuador. South America Jivaro Shuar tribe used to shrink head of enemies killed in battle - first they removed the skull and boiled it to shrink the head. Then th...
01070970
Pete Oxford / Tsansa shrunken head, Shuar, Indian Ecuador. South America Jivaro Shuar tribe used to shrink head of enemies killed in battle - first they removed the skull and boiled it to shrink the head. Then th...
01070971
Pete Oxford / Tsansa shrunken head, Shuar, Indian Ecuador. South America Jivaro Shuar tribe used to shrink head of enemies killed in battle - first they removed the skull and boiled it to shrink the head. Then th...
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Gerry Ellis / Black Rhinoceros (Diceros bicornis) males on savannah ready to battle, Masai Mara National Reserve, Kenya
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Michael Quinton / Common Raven (Corvus corax) pair in aerial battle for territorial rights, Yellowstone National Park, Wyoming
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Michael Quinton / Common Raven (Corvus corax) group in aerial battle for territorial rights, Yellowstone National Park, Wyoming
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Michael Quinton / Common Raven (Corvus corax) group flying, aerial battle for territorial rights, Yellowstone National Park, Wyoming
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Mark Moffett / Goat Fly (Phytalmia mouldsi) professor Gary Dodson adds extensions onto a male's antlers to see if this increases his success in battle, Ball State University, Indiana
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Mark Moffett / Stag Fly (Phytalmia cervicornis) two males from adjacent territories approach for battle, Papua New Guinea
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Michael Quinton / Common Raven (Corvus corax) pair in aerial battle for territorial rights, Yellowstone National Park, Wyoming
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Michael Quinton / Common Raven (Corvus corax) pair in aerial battle for territorial rights, Yellowstone National Park, Wyoming
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Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) territorial bull resting in bloody tide pool after victorious battle, Fernandina Island, Galapagos Islands, Ecuador
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Nick Upton / Aggregating anemones showing battle lines between two warring colonies {Anthopleura elegantissima} California, USA
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Paul D Stewart / Illustration of War Elephant (Elephas maximus), 1552, The Cosmographia, Book V, by Sebastian Munster (the early latin edition from the Basel printing house of Sebastian Heinrich Petri). Woodcut plate...
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Paul D Stewart / Woodcut illustration of Bird of Paradise (Paradisaea). From Gesner's 'Icones Animalium', published by Christof Froschover, Zurich (1560). When Magellan returned as the first to sail around the world i...
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Rick Tomlinson / Illbruck Challenge and News Corp battle towards Hobart on leg 3 of the Volvo Ocean Race, 2001-2002.
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Rick Tomlinson / Amer Sport Too battle towards Hobart on leg 3 of the Volvo Ocean Race, 2001-2002.
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Rick Tomlinson / Fifty footers "Matador" and "Sovereigh" battle it out for the leeward mark.
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Rick Tomlinson / "News Corp" and "Illbruck Challenge" battle towards Hobart on leg 3 of the Volvo Ocean Race, 2001-2002.
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Rick Tomlinson / Fifty footers battle it out downwind.
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Steve Gettle / Mute Swan (Cygnus olor), Battle Creek, Michigan
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Jim Brandenburg / Canada Jay (Perisoreus canadensis) perching on the antlers of two Moose (Alces alces andersoni) who locked antlers in battle and died together, Michigan
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Mark Moffett / Leafcutter Ant (Atta cephalotes) worker returns from battle carrying the corpse of a nest-mate, in this case a soldier much larger than herself, Belize
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Flip Nicklin / Humpback Whale (Megaptera novaeangliae) dorsal fin bloodied from battle over female, Maui, Hawaii - notice must accompany publication; photo obtained under NMFS permit 987