caption: The image shows a close up of a worm on a white background. It is a photo of a nematode, a type of worm, with a long, thin body and a segmented head. Its body is covered in small bumps and ridges, and its head is slightly tilted to the side. Its eyes are large and round, and it has a yellowish-brown color. Its legs are long and thin, and the body is segmented.