West Coast lady it lacks obvious ventral eyespots on the hindwings; there are two large ones on "V. virginiensis" and four small ones on "V. cardui". Like the latter, it also lacks a white dot in the pinkish-orange subapical field of the ventral and dorsal forewings. Its upperwing coloration has the purest orange of the three; the American painted lady is usually quite reddish. A less reliable indicator is the row of black eyespots on the dorsal submarginal hindwing. These are usually of roughly equal size in "V. cardui" and lack blue centers, though the summer morph may have a few tiny ones.
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