How were rats removed from Redonda?
How were rats removed from Redonda? They first used a rodenticide to eliminate the rats while not harming other biodiversity. Then, they captured and transported the small population of goats by helicopter off the island, most of whom had been starving due to the lack of food on Redonda.
How a caribbean island banished rats?
So to keep them at bay, settlers introduced the fierce mongoose deliberately to keep their crops free of snakes and other pests. The predators, along deforestation and competition with black and brown rats that likely arrived as stowaways, drove the rice rats to extinction.
How did rats get to islands?
Rats have traveled around the world for centuries as stowaways on ships. By some estimates, they've reached 90 percent of the world's islands — and they've wreaked havoc in many of the places they've invaded.