What are the reasons for dog ear cropping, and what are the potential effects on a dog's appearance before and after the procedure?

Dog ear cropping is a cosmetic procedure done for certain breeds to achieve a desired appearance, such as for show purposes or breed standards. The potential effects on a dog's appearance before the procedure include floppy ears, while after the procedure, the ears may appear more upright and pointed. It is important to note that ear cropping is a controversial practice and can have potential negative impacts on a dog's health and well-being.