Young salamanders are amphibians that are in the larval stage of their life cycle. They are typically found in freshwater habitats and have external gills. The term 'EFTS' is an acronym for 'Eastern Foothill Terrestrial Salamander, ' which is a species of salamander found in the eastern United States. These salamanders are characterized by their small size, dark coloration, and short tail. They are usually found in moist areas such as under logs or rocks.