From Wikipedia, the free encyclopedia. A facultative parasite is an organism that may resort to parasitic activity, but does not absolutely rely on any host for completion of its life cycle. Examples of facultative parasitism occur among many species of fungi, such as family members of the genus Armillaria.
Alaska, It is the largest U.S. state by area, 663,267 miles California is the largest in population. And not to be rude or anything, but you could easily look this up online. Everybody go to http://answers.yahoo.com/question/index;... and answer the question.
Largest island. The largest island of the United States is Hawaii, at 4,021 sq mi / 10,414 sq km, and still growing slowly. The largest (and longest) island of the lower 48 states is Long Island. See also the 33 largest islands of the United States.