Ключевые слова: africa, african, animal, animalia, aves, bare, barren, beak, beautiful, bipedal, bird, black, camelus, chordata, common, creature, curious, egglaying, endothermic, eyelids, fastest, feather, feathered, grassland, head, heart, heterotrophs, high, lightweight, long, male, metabolic, namibia, neck, ostrich, paleognathae, rate, savanna, skeleton, strong, struthio, struthionidae, struthioniformes, three, warmblooded, white, wild, wing, winged,