Static shot of tired rhinoceros resting on sandy ground in zoology during cloudy day

sleepy rest white rhinoceros sleep sunlight species outdoors nature cloudy day sandy area graze tired national park african old closed eyes zoo creature skin sand ceratotherium simum wildlife animals africa protection climate slow motion close up rhinoceros horn rhino closeup kruger sun zoology endangered safari conservation forage animal wild wilderness squarelipped rhinoceros rhinos ears dangerous static