Ключевые слова: anatomy, animal, apes, background, behavior, behavioral, biodiversity, calm, chimpanzee, close, conservation, curious, dark, day, detailed, ears, empathy, endangered, ethology, expression, eyes, face, facial, features, fur, gaze, great, habitat, intelligent, kingdom, light, mammal, natural, nature, observation, portrait, pose, primate, serene, social, species, study, texture, thoughtful, time, upside, view, warm, welfare, wildlife,