Close shot of a capybara's head as it moves its face to deter irritating flies

capybara head cavy muzzles nostril ears whiskers hydrochoerus hydrochaeris grass rodent close up ibera olivebrown gregarious brown face short head south america argentina hunted follows wiggle meat flies savvannas ponds farmland reeds hide largest irritate corrientes greater blunt living back no people annoy marshes barrelshaped reddish swamps swimmers wetland social heavy lakes dense forests