They are all present in the elephant’s skull at birth. Since each set is larger than the previous one, their skulls grow throughout their lifetime to make space for the new set.
Adults are about 1,7 m (5.6 ft) tall and weigh between 55 and 76kg (121 to 167 lb). Their beak can be very long, ranging from 9.8 to 19 cm (3,9 to 7,5 in). Females are larger than males.