The rats evicted from paradise
Palmyra had been an isolated and tranquil Pacific atoll, until a 20th-Century invasion of black rats arrived, setting the whole atoll’s ecology hurtling down a different path.
www.bbc.com
Eliminating rats from once idyllic tropical islands so that the local ecosystem csn flourish again. A long term and intensive job that only has an 80% or so success rate.