05:58Tweet of the DayMauritius KestrelBBC Radio 4 Duration: 1 minute Thu 12th Feb 2015, 05:58 on BBC Radio 4 FMAvailable for over a yearListen nowMichael Palin presents the Mauritius kestrel, from the island of Mauritius. Show more GenresFactualScience & NatureBrandTweet of the Day Source: BBC Online