Ключевые слова: animal, animals, background, biology, blackboard, board, chalkboard, crosshatch, design, drawing, ears, endangered, engrave, engraving, etching, fauna, feeding, feet, hand, handdrawn, hatch, hatching, head, illustration, image, isolated, line, lineart, long, mammal, mammals, nature, painting, pen, pencil, retro, skin, skunk, smelly, snout, style, tail, vertebrates, vintage, viviparous, wild, wildlife, zoo, zoology,