Impala looking over its shoulder watching for predators at Moremi National Park, Botswana

1 impala aepyceros melampus aepycerotinae african animal kingdom animal antelopes anxiety anxious apprehension artiodactyla artiodactyls back views botswanan bovidae bovids browsers camouflage caution central southern africa chordata chordates commonwealth don't look back fear fearful fearing game parks game reserves grassy grazers herbivores hesitant hesitating hoofed animals hooved mammals horns keeping safe keeping watch lithe look out looking back looking over shoulders mammal markings national parks observant observing one impala prey animals safaris safety savannahs scared sexually dimorphic slender staying safe ungulates wariness watching out alert alertness anticipate anticipating anticipation apprehensive careful cautious conservation daytime ears expecting faces fast four legs graceful holidays hoofs hooves isolated isolation light and shade mammals natural world nature outdoors outside rear view speed stock image stock photo stock photograph survival tail taking care tourism tourist sites travel photo travel photograph travel photography travel stock travels upright vertebrates vertical waiting warning wary watchful wild animals wildlife wildlife photography wildlife stock travel travel destinations travel destination one animal one animals animal themes national park looking at camera eye contact wild animal wildlife safari safari safari destinations safari destination nature reserve animal behaviour animal behavior habitat four back view tails color image color colour tourism destination