Nova Sciencenow

Some parrots can talk-but can they really understand what they're saying? In this podcast, researcher Irene Pepperberg describes her cognitive experiments with African grey parrots, and discusses why the line between human and animal intelligence is sometimes blurry. Produced by David Levin. NOVA is produced by WGBH in Boston. Major funding for NOVA scienceNOW is provided by Pfizer, the National Science Foundation, the Howard Hughes Medical Institute, the Alfred P. Sloan Foundation, and public television viewers. This material is based upon work supported by the National Science Foundation under Grant No. 0229297. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the authors and do not necessarily reflect the views of the National Science Foundation. For more fun science stories, visit our Web site at http://www.pbs.org/nova/sciencenow