D IVERSITY IN THE L IVING W ORLD If you look around you will see a large variety of living organisms, be it potted plants, insects, birds, your pets or other animals and plants. There are also several organisms that you cannot see with your naked eye but they are all around you. If you were to increase the area that you make observations in, the range and variety of organisms that you see would increase. Obviously, if you were to visit a dense forest, you would probably see a much greater number and kinds of living organisms in it.
Each different kind of plant, animal or organism that you see, represents a species. The number of species that are known and described range between . - . million.
This refers to biodiversity or the number and