Testing for the biggest rat eradication programme in history is beginning on a remote UK island in the south Atlantic.
Scientists are preparing to drop poison in a limited area of South Georgia in a bid to save the world's most southern songbird from extinction and restore tens of millions of seabirds to the island's breeding grounds.
Millions of bird-eating and egg-eating rats are estimated to be living on the island, which Captain James Cook claimed for Britain in 1775. The clearance project is intended to kill all of them within five years.
Two helicopters have been transported to South Georgia to take part in the extermination programme and will from Tuesday begin dropping poison pellets on the island. ...
Scientists prepare for mass rat cull on remote UK island