african bark barking black-&-white black-coats black-skin Bray braying Camouflage common-zebra contrast contrasting equids equus-quagga-boehmi erect-manes family-groups fast grant’s-zebra grazers harems herbivores herbivorous herd herds individual mammals mohawk-like-manes patterns plains-zebra social stiff-manes stripes subspecies ungulates unique unique-stripe-patterns white-fur white-stripes zebra broad-mouthed collagen cow creases eating endangered flat-mouthed folds food gray grazer grey heavy herbivore hide horns junior keratin large lattice-structured mammal megafauna mother odd-toed-ungulate offspring perissodactyl placid powerful rhino rhinoceros skin snout southern-white-rhinoceros square-lipped rhinoceros strong thick threatened tough white rhinoceros wide-lipped rhinoceros wrinkled wrinkles calf youngster close close-up eye eye-lashes eye-lid animal background barrel-shaped-body breed Bristles bristly coarse colors colours covered covering creature dappled Dirt dirty domestic-pig farm farm-animals hair hairs hairy hog livestock long-haired natural nature omnivore patterned pig pork porker rural sow spots spotted stout suidae sus-scrofus-domesticus swine texture textures variations variety