What are the different forms of radiation on the electromagnetic spectrum

Radio, Microwave, Infrared, Visible Light, Ultraviolet, X-Ray, Gamma Ray.

wavelegth as in spectrum red oygbiv

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.