Einstein vs Griffin | The World's Smartest Parrots | Extraordinary Animals | Earth

Meet Griffin, the star of the avian learning experiment. Dr Irene Pepperberg, uses a simple language to test Griffin's powers of comprehension. But a rival parrot, Einstein, is in town to prove his worth. Subscribe to BBC Earth: Earth YouTube Channel: BBC Earth Facebook (ex-UK only) BBC Earth Twitter Visit for all the latest animal news and wildlife videos This is a channel from BBC Studios who help fund new BBC programmes.