Living in the Environment 18th Edition by Tyler Miller,Scott Spoolman

تمرين 20

The following table is a sample of a very large body of data reported by R. A. Alford and S. J. Richards in their book Extinction in our Times-Global Amphibian Decline. It compares various areas of the world in terms of the number of amphibian species found and the number of amphibian species that were endemic, or unique to each area. Scientists like to know these percentages because endemic species tend to be more vulnerable to extinction than do nonendemic species. Study the table below and then answer the questions that follow it.

What two areas have the lowest numbers of endemic species What two areas have the lowest percentages of endemic species