Caruncles are the brightly colored fleshy bulbous growths on the throat region of turkeys and the face of Muscovy ducks.
Figure 1. Location of the caruncles on a male turkey. Photo: Sally Noll, University of Minnesota.
Figure 2. Caruncles on a Muscovy duck. Source: John Anderson, Ohio State University.
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This work is supported by the USDA National Institute of Food and Agriculture, New Technologies for Ag Extension project.