The formula to calculate population density is C. # of organisms in a region divided by land area.
Or # of organisms ÷ Land Area
Hope this answers ur question & helps!
B obviously .................
When species are put on the Endangered Species List they are protected by the government from hunting in order to prevent extinction. Endangered species are usually put in "sanctuaries" where they are monitored and allowed to breed, increasing their population before being released into the wild. Hope this helps!
The correct term for on female arctic fox would be "organism". Although it should be noted that this depends somewhat on the context of the environment.