zebras / zebrass [ˈzi:bræs]
zebras – n. pl. of zebra – any of several African equine mammals related to the horse and the ass but distinctively and conspicuously patterned in stripes of black or dark brown and white or buff
zebrass – n. – hybrid between a zebra (father) and a donkey (mother). If the father is a donkey and the mother a zebra, the offspring is called a zebret