RangerBot, developed at the Queensland University of Technology, is a compact autonomous submarine that can identify and kill crown of thorns starfish with a lethal injection of animal bile. In future, fleets of these robotic bounty hunters could help tame the scourge of coral-killing sea stars which threaten the Great Barrier Reef.
Further Reading
Robo reef protector to save the Reef RangerBot
RangerBot – Robotics and Autonomous Systems – QUT – Research