Mitsuaki Iwago / Giant Panda (Ailuropoda melanoleuca), captive bred cub baring its teeth, China
01182538
Eric Baccega / Canadian Eskimo Dog (Canis familiaris), male showing aggressive behaviour, baring teeth, Northwest Territories, Canada March 2007
01182539
Eric Baccega / Canadian Eskimo dog (Canis familiaris), male dog showing aggression, baring teeth, Northwest Territories, Canada March 2007
01173447
Michael D. Kern / Olive Baboon {Papio anubis} baring teeth, Uganda
01166994
Suzi Eszterhas / Male African Lion (Panthera leo) baring his teeth, Masai Mara Reserve, Kenya
01166993
Suzi Eszterhas / Male African Lion (Panthera leo) baring his teeth, Masai Mara Reserve, Kenya
01155216
Carol Walker / Domestic horse {Equus caballus} smelling, baring teeth, USA.
01141794
Jean-Pierre Zwaenepoel / Southern plains grey / Hanuman langur {Semnopithecus dussumieri} male baring its teeth, Thar desert, Rajasthan, India
01142121
Steven Kazlowski / Polar bear {Ursus maritimus} baring teeth at truck window, seen from inside vehicle, Coastal plain of the Arctic National Wildlife Refuge, Alaska.
01013879
David Welling / Coyote baring teeth (Canis latrans) captive
01081164
Elio Della Ferrera / Gelada baboon male baring teeth in threat display {Theropithecus gelada} Simien NP, Ethiopia, Africa
08125031
Onne van der Wal / Male southern elephant seal (Mirounga leonina) baring its teeth, South Georgia.
