Image Number K7396-8

Support scientist Marjorie Nichols (right) and technician Melody Lowe examine leghorn chickens of the TK strain for signs of coccidiosis. The one on the right is infected with Eimeria tenella, which results in a smaller comb, diarrhea, and weight loss.

Photo by Keith Weller

640 pixels wide: (k7396-8.jpg)