We see a roomful of caged birds portrayed as in an oldfashioned insane asylum, with creatures pacing, or talking to themselves. Adults will catch the reference more than kids. The film does a beautiful and subtle job of hinting at the poverty in parts of Rio, through the orphan Fernando..But significant challenges remain.Krakauer Explores Pat Tillman Death And CoverUpJon Krakauer's latest book sheds new light on the death of former NFL player Pat Tillman, who left the Arizona Cardinals to fight in Afghanistan.The Amazon Road: Paving Paradise For Progress?When completed, the Interoceanic Highway will stretch from Brazil's Atlantic coast to Peru's Pacific ports. It is creating economic opportunities for locals. But conservationists worry about the risks to the Amazon rainforest and its unrivaled biodiversity.DNA To Help Nab Illegal Wildlife TradersResearchers at the American Museum of Natural History in New York City have identified a specific section of DNA that seems to be unique t