caption: The image shows a close up of a worm on a white surface, which appears to be a photo of a nematode. It is a small, segmented worm with a long, thin body and a segmented head. Its body is segmented and its head is slightly raised, giving it a three-dimensional look. Its color is a light grayish-brown, and its eyes are a darker shade of gray. Its tentacles are long and thin, and it has a few small bumps along its length.