A male lion, Panthera leo, snarls as he mates with a submissive female below. Masai Mara National Reserve, Kenya.

panthera leo lion panthera leo natural reserve bare savanna adult male couple mane tooth tongue front shot overview day rut mating carnivore diet masai mara national reserve panthera grumble grimace sexual dimorphism vulnerable iucn vu lioness october nobody lions nature reserves nature reserve grassy savannah bare savannas grass savannah grassy savanna bare savannah grass savanna grass savannas grassy savannas adults males manes teeth hook zoology hooks zoology tongues front views front sights front sight front shots front view overviews global sight global sights full length days daytime ruts rutting seasons couple to sexual intercourse copulation copulate coupling up coupled coupling copulations copulating sexual intercourses cover to couplings up carnivorous animal carnivores diet carnivorous animals meat eating animal meat eating animals masai mara nature reserve masai mara game reserve maasai mara masai mara grumbling grunting mimic mimics grimacing grimaces sexual dimorphisms sexual distinguishability sexual distinguishabilities vulnerable species lionesses with nobody big cat wildcat feline carnivoran mammal wild animal animal environment protection environment management biodiversity management environment savanna low formation area stage of development individual pair enumeration morphology zoology morphology organism shot atmosphere ambiance reproductive behaviour behavior sexual reproduction reproduction species diet pattern rift valley province kenya east africa africa felidae carnivora mammalia therapsida synapsida vertebrata chordata deuterostomia coelomata bilateria metazoa opisthokonta eukaryota shout vocal communication sound communication communicate social behaviour general morphology threatened endangered species iucn red list of threatened species convention on international trade in endangered species of wild cites female