Vanessa cardui the HOSTS database. The main defense mechanisms of the painted lady butterflies include flight and camouflage. The caterpillars hide in small silk nests on top of leaves from main predators that include wasps, spiders, ants, and birds. "Vanessa cardui" and other painted lady butterflies are bred in schools for educational purposes and used for butterfly releases at hospices, memorial events and weddings. Vanessa cardui Vanessa cardui is a well-known colorful butterfly, known as the painted lady, or in North America as the cosmopolitan. "V. cardui" is one of the most widespread of all butterflies, found on every continent except Antarctica
Black and white been used to light for color. By shooting in black-and-white, the filmmakers did not have to rent lighting equipment. The movie "Pi" is filmed entirely in black-and-white, with a grainy effect until the end. In black-and-white still photography, many photographers choose to shoot in solely black-and-white since the stark contrasts enhance the subject matter. Some formal photo portraits still use black-and-white. Many visual-art photographers use black-and-white in their work. As a form of censorship when movies and TV series are aired on Philippine television, many gory scenes are shown in black-and-white. Sometimes the exposure of innards or other scenes too