Male lion resting in the shade, Serengeti National Park, Tanzania, handheld medium shot

africa eastern africa tanzania serengeti serengeti national park national park ecosystem mara simiyu serengeti ecosystem plain grassland protected area safari game reserve wildlife preserve game park nature reserve sightseeing natural habitat savannah wildlife brown beige dry handheld copy space copyspace outdoors sunny safety vitality environmental conservation eco tourism travel destinations vacations trip lion predator resting sleeping shade panthera leo felidae apex predator keystone predator behind medium shot