In anatomical terms, the snood is an erectile, fleshy protuberance on the forehead of turkeys. Most of the time when the turkey is in a relaxed state, the snood is pale and 2-3 cm long.
This bird bears some resemblance to the American turkey. The guinea fowl is actually native to eastern Africa and was imported to Europe through the Ottoman Empire. ... When settlers in the New World began to send similar-looking fowl back to Europe, they, out of familiarity, called them turkeys.