caption: The image shows two butterflies, one brown and one black, sitting next to each other on a white surface. The brown butterfly has a distinctive pattern of black and white stripes on its wings, while the black butterfly has an unknown pattern of white and black stripes. Both butterflies have a distinct shape and size, with the brown butterfly having a slightly larger size than the black one. The white background provides a stark contrast to the vibrant colors of the butterflies, making them stand out.