Certain anatomical features of the trachea are important for endotra¬cheal intubation, tracheostomy and tracheal resection.
Many authors have been described the trachea in some domestic animals but without indicating the external diameter, internal diameter, width of tracheal rings, length and number of tracheal rings.
The available Iiteratures about the anatomy of the trachea in camel, buffalo, mule and donkey are meagre.
The aim of the present work is to study some anatomical features of the trachea which have an important for endotracheal intubation and tracheal surgery in general.