The shield is striped with tigers' stripes. As surfers banded over localism, plaid and striped surf jackets gained relevancy. Special placement may be required for directional, striped, or plaid fabrics. There are predators such as spotted hyena, striped hyena and African leopard. Some can even be striped black and white or totally white (with dark eyes). Some are striped, speckled or bicoloured. The onager is preyed upon by apex predators such as Persian leopard and striped hyenas. It has striped fur and a dark dorsal band. Leopards and ladybirds are spotted; angelfish and zebras are striped. The wings are monochromatic, longitudinally striped or marbled. Naturally occurring angelfish are frequently striped transversely, colouration which provides additional camouflage. Television professionals avoid wearing clothing with fine striped patterns for this reason. By the late 16th century there are numerous references to striped or checkered plaids. Kittens are striped and spotted, and adults may retain some of the markings. American eels are also present, as are predators of these migratory fish including striped bass.