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 animal colorful everglades exoskeleton Florida grass grass hopper grasshopper grillo herbivore hop insect jump locust nature organic species broad-mouthed collagen cow creases eating endangered flat-mouthed folds food gray grazer grey heavy 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