05:58Tweet of the DayHarpy EagleBBC Radio 4 Duration: 2 minutes Tue 30th Oct 2018, 05:58 on BBC Radio 4 LWAvailable for over a yearListen nowMichael Palin presents the harpy eagle flying over the Brazilian rainforest Show more GenresFactualScience & NatureBrandTweet of the Day Source: BBC Online