We just know that loss of species cannot be good for the system, or for us. Clearly, amphibians are survivors. Since about 1970, however, there has been accumulating evidence that amphibians are declining and disappearing in places as diverse as North America, Central and South America, Europe, Asia, Africa and Australia. But in the past 25 years, herpetologists have observed drastic population declines and disappearances of many more species. They believe that 89 amphibian species are now at risk of extinction.
Amphibians live in local colonies.
When one colony's habitat is damaged, it might migrate to a new location if conditions are right. Stop clearcutting forests. Learn to live within reasonable limits. Introduction of exotic species for recreational fishing. Exotic species may outcompete indigenous species for food and breeding sites or may prey upon the indigenous species.