1174-5158 - A close-up of a lion's mouth, Panthera leo, showing barbed tongue, teeth, whiskers and nose with brown, dried leaves, Londolozi Game Reserve, Sabi Sands, Greater Kruger National Park, South Africa
1174-5120 - Two hippopotamus, Hippopotamus amphibius, fight in the water, open mouths showing teeth, Londolozi Game Reserve, Sabi Sands, Greater Kruger National Park, South Africa
1174-5130 - A silhouette of a leopard, Panthera pardus, standing in the fork of a tree, yawning showing teeth, against orange sunset sky, Londolozi Game Reserve, Sabi Sands, Greater Kruger National Park, South Africa
1174-4987 - A male lion's head, Panthera leo, scarred nose, looking away, with yellow eyes, showing its tongue and teeth, Londolozi Game Reserve, Sabi Sands, Greater Kruger National Park, South Africa
1174-4991 - Two wild dog, Lycaon pictus, standing on their hind legs and fighting, front legs around each other, bloody faces, mouths open showing teeth, Londolozi Game Reserve, Sabi Sands, Greater Kruger National Park, South Africa
1174-4949 - Two wild dogs, Lycaon pictus, stand on their hind legs in long dry grass and fight, bloody faces, showing teeth, Londolozi Game Reserve, Sabi Sands, Greater Kruger National Park, South Africa
1174-4989 - Two zebra, Equus quagga, stand on their hind legs rearing and fight, biting showing teeth, Londolozi Game Reserve, Sabi Sands, Greater Kruger National Park, South Africa
1116-39957 - A close look at night of Chameleon Parrotfish (Scarus chameleon) sleeping in a mucus bubble that is secreted from large glands in the gill cavity and protects them from parasites, Fiji
1116-39955 - Deepwater Longtail Red Snapper (Etelis coruscans), is also called Ruby Snapper or Scarlet Snapper, but is better known by its Japanese name, Onaga. This fish lives in depths ranging from 700 to 900 feet, Yap, Micronesia
764-5160 - Lion (Panthera leo) demonstrating the flehmen response, Ngorongoro Conservation Area, UNESCO World Heritage Site, Serengeti, Tanzania, East Africa, Africa
764-5119 - Lion (Panthera leo) demonstrating the flehmen response, Ngorongoro Conservation Area, UNESCO World Heritage Site, Serengeti, Tanzania, East Africa, Africa
764-4824 - Yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris) young and adult, San Juan National Forest, Colorado, United States of America, North America
1112-2429 - Wild saltwater crocodile (Crocodylus porosus) on the banks of the Hunter River, Mitchell River National Park, Kimberley, Western Australia, Australia, Pacific
832-374097 - Leopard (Panthera pardus) behind a rock, hissing, Tshukudu Game Lodge, Hoedspruit, Greater Kruger National Park, Limpopo Province, South Africa
832-375763 - Skull of a camel, Acacus Mountains or Tadrart Acacus range, Tassili n'Ajjer National Park, Unesco World Heritage Site, Algeria, Sahara, North Africa
832-374099 - Leopard (Panthera pardus) behind a rock, hissing, Tshukudu Game Lodge, Hoedspruit, Greater Kruger National Park, Limpopo Province, South Africa
832-369871 - Mackenzie Wolf, Eastern wolf, Canadian wolf (Canis lupus occidentalis) in the snow, omega wolf not accepting lower rank, baring teeth, aggressive
832-374098 - Portrait of a hissing leopard (Panthera pardus), Tshukudu Game Lodge, Hoedspruit, Greater Kruger National Park, Limpopo Province, South Africa
832-372016 - Llama ruminating, portrait, llama tour at the summit of Boeses Weibele Mountain in the Defregger Group, Carnic Dolomites, Upper Lienz, Puster Valley, East Tyrol, Austria, Europe
832-372275 - American crocodile (Crocodylus acutus), underwater, head-on, underwater on sandy bottom, Head, mouth, set of teeth, Republic of Cuba, Caribbean Sea, Central America
805-668 - Naga Konyak tribal headhunter with traditional tattooed face, deer horn earrings, animal teeth and beads, elephant tusk armbands, Ngangting, Nagaland, India, Asia
805-667 - Naga Konyak tribal headhunter with traditional tattooed face, deer horn earrings, animal teeth and beads and elephant tusk armbands, Ngangting, Nagaland, India, Asia
465-3255 - Closeup of suckers and teeth rings on the tentacles of Humboldt (Jumbo) squid (Dosidicus gigas), Gulf of California, Baja California, Mexico, North America
869-1459 - lemon shark shark swimming under water over sandy ground underside of head visible mouth open showing teeth horizontal format underwater shot lemon sharks Bahamas Central America America Atlantic Ocean Bahamas Central America America Atlantic Ocean