nerves in the rabbit ears cause it to stick up, and allows the rabbit to hear and react to very senitive sounds. Rabbits have cartilage in their ears that helps them retain their shape and stand up to filter in all sounds.
Formula for working out height of a tree is (distance from eye to base of tree/distance from eye to base of stick) x length of stick = tree height. (distance from eye to base of tree/distance from eye to base of stick) x length of stick = tree height is the formula for working out height of a tree.
A simple ear surgery procedure called otoplasty is used to reduce the appearance of prominent ears. This treatment involves pinning back the ears so they no longer stick out as much. The procudure is carried out under general anaesthetic and takes between 2-3 three hours.