She tracks satellite data for icebergs, and was the first to spot this new iceberg, as well as a previous one - twice the size - which calved from the same glacier in 2010.

So while it's sickle-cell disease that's protective against malaria, it was a uniquely human behavior yam farming that allowed evolution to act.

Andy Carroll (West Ham United) wins a free kick in the attacking half.

Lead author Gerold Kier, project leader at the University of Bonn,Michael Kors Bags, warned that threats to islands' biodiversity were likely to rise more sharply in the coming decades.

“It’s pretty acidy. Our eyes are burning. It’s very, very windy,” O’Brien said.