Respuesta :

Scientists use radio technology to track down endangered species, they are basically like GPS.  

Answer:

The correct answer is radio technology.

Explanation:

With the help of radio technology, the scientists track the endangered species. These comprise tags, chips, and radio collars. These devices are then tracked either by locating the radio waves discharged by these apparatuses with the help of receivers or through satellites via GPS technology. These instruments have been proved very beneficial in monitoring and tracking the organisms and their populations.