The ONLY way to produce a tiger or lion with a white coat is through inbreeding brother to sister or father to daughter; generation after generation after generation. The kind of severe inbreeding that is required to produce the mutation of a white coat also causes a number of other defects in these big cats.
A. Those little bumps are caused by keratosis pilaris, a common skin condition that usually affects the arms and thighs (although it sometimes appears on the buttocks and face, too). It's caused by a buildup of the protein keratin, which can plug a hair follicle, resulting in a bump.
If your face is constantly shiny, you probably have oily skin. The oil your skin produces helps keep your skin moisturized, but if your body produces too much oil, it can cause acne. However, there is a silver lining -- oil keeps skin smooth and moist, making it less likely to wrinkle [sources: Balch, Poirot ].Oily skin is largely hereditary -- if you have oily skin, it's probably because your parents have oily skin.But excess oil can also be the result of heightened hormone levels, which is why teenagers often have acne.f you do, it'll kick your sebaceous glands into overdrive. Keeping your skin healthy and your oil levels balanced can be difficult, but it is possible. For more information about oily skin treatments, read Oily Skin Treatments: Fast Facts. Keep reading to learn what causes oily skin.