Photographs of intestine tissue from mallard ducks with trematodiasis

Photographs of tissues samples from mallard duck intestine next to ruler for scale.

Detailed Description

Photographs from two mallards (Anas platyrhynchos) found dead within a warm-water retention pond in Minnesota, US. (A) Caeca with mucosal roughening and caseous plaque formation. A larger trematode (arrow) is found within. (B) Dilated and thinned intestine containing watery intestinal content with pinpoint white material.


Image Dimensions: 1949 x 827

Date Taken:

Location Taken: US