Gastrointestinal nematode, amphibian

Gastrointestinal nematode, amphibian

Photomicrograph of a gastrointestinal nematode from an amphibian. Nematodes in the gastrointestinal tract of amphibians may or may not be pathogenic. Because pathogenicity is difficult to determine, treatment is often recommended when the worms are abundant.

Courtesy of the National Aquarium.