Digestion
Dabbling - foraging mode in ducks
Lamellae - fine jagged structure in duck’s bills that filter out inedible material when they dabble
Crop - a pouch located on the front of a bird's neck that serves as a storage place for food
Proventriculus - the first region of a bird's stomach where digestion primarily begins
Gizzard - the mechanical stomach of a bird that grinds the birds food
Cloaca - used to expel waste and lay eggs