Lion (panthera leo). Masaii mara, kenya, young male yawning in evening light.

lion yawning developing country endothermic animals leo portrait feline kenyan developing countries wildlife male savannas kenya light felids grassland yawns sleepy predator mouth felidae felid teeth portraits felines vertebrate endotherm carnivore mammal kenya leo big carnivora carnivores adult warm vertebrates grasslands blooded plains hunters third world mammals lions carnivorous adults male nature masaii cats evening vertical yawn mammalia african verticals savanna cat panthera young zoology panthera males tired yawning predators africa masai hunter grass mara fauna animal