caption: The image shows a close up of a mayfly on a white surface. It is an insect with a long, slender body and many legs, and its body is a light brown color with black stripes running along its length. Its antennae are long and thin, and it has a segmented body with a few small antennae protruding from its head. Its wings are transparent and its legs are segmented, giving it a metallic sheen.