Yes, it lacks a circulatory system. It diffuses oxygen directly into its cells and diffuses carbon dioxide back out. That mechanism is why planarians need to keep their skin m â¦ oist. On land, planarians secrete a thin layer of mucus to make diffusion easier.
Diamond Bar is a city in eastern Los Angeles County, California, United States. The population was 55,544 at the 2010 census, down from 56,287 at the 2000 census. It is named after the diamond over a bar branding iron registered in 1918 by ranch owner Frederick E. Lewis.
Diamond Point, New York. Flamingo Resort is located directly on the shores of the famous Lake George, The Queen of America's Lakes, and even has a private sandy beach right on it. Besides being beautiful, the lake provides plenty of activities!