Polar bear with bloodied face on sea ice, Nunavut and Northwest Territories, Canada, North America

Polar bear with bloodied face on sea ice, Nunavut and Northwest Territories, Canada, North America

A combative male iguana bloodied in territorial battle. Santiago Island, Galapagos.S(marine iguana)S(territorial dispute)S(Galapagos)S(UW)

Male Humpback Whale, Megaptera novaeangliae, the tubercles on its head are bloodied from fighting with other males whilst in pursuit of a female, Costa Rica, Pacific Ocean.

Political caricature, paper-mache Osama Bin Laden bathing in blood, Carnival (Mardi Gras) parade in Duesseldorf, North Rhine-Westphalia, Germany, Europe

Political caricature, paper-mache Osama Bin Laden bathing in blood, Carnival (Mardi Gras) parade in Duesseldorf, North Rhine-Westphalia, Germany, Europe

Cheetah (Acinonyx jubatus), adult, portrait, bloodied, with prey, Sabi Sand Game Reserve, Kruger National Park, South Africa, Africa

Cheetah (Acinonyx jubatus) with prey, Wildebeest (Connochaetes taurinus albojubatus), young animal, Masai Mara, national park, Kenya, East Africa

Cheetah (Acinonyx jubatus) with prey, Wildebeest (Connochaetes taurinus albojubatus), young animal, Masai Mara, national park, Kenya, East Africa

Two hippos, Hippopotamus amphibius, fight each other on land, one with his jaws wide open, the other with bloodied mouth and flanks, Londolozi Game Reserve, Sabi Sands, South Africa