Category: Evolution
-
The underhand ape
IN 2004, Benjamin Olken visited a road-building project in rural Indonesia. There was just one small section missing – a bridge over a stream – but the money had run out because of embezzlement, and construction abandoned. “By the time I got there, you could see where the road had been cleared and built, but…
-
God-loving linguists
IN 1963 Barbara and Joseph Grimes sat down with their Huichol neighbours to discuss what to do about the bandits terrorising their remote community. It was clear to everyone that the Grimes themselves were the problem. Seeing Americans living there, at the southern tip of the Rocky Mountains, the bandits assumed the community was rich.…
-
Dreampond revisited
OLE Seehausen didn’t expect to find much when he dropped his trawling net into Lake Victoria in 1991. The fish he was studying, called cichlids, had been disappearing from the East African lake for years. So he was astounded when he hauled in dozens of them. Close inspection of their coloration and shapes revealed five…
-
Anthony Allison, unsung hero
SIXTY years ago, a young graduate was kicking his heels in Oxford, waiting to embark on his medical studies, when he was invited to join an expedition to a country he knew well. Kenya was his childhood home, but this would be more than a nostalgia trip for him. His head stuffed with new-fangled notions…
-
Furry logic
IT was an ordinary day at the Smithsonian National Zoo in Washington DC. Five orang utans were milling about the yard of the exhibit called the think tank, playing intermittently with a barrel that a keeper had rolled out for them. By the time staff had realised that the power to the electric fence on…