Going ashore on Bird Island one morning 30 years ago, Robert Finch and two companions found 30 freshly killed Roseate terns - what amounted to one percent of the entire continental population. As the men collected bird corpses, they gradually pieced together a picture of the predator. It seemed most likely to have been a peregrine falcon, by sad irony another endangered species.
Audio essay posted above. This is part 2 of a 2-part essay. Part 1 is posted here.
