05:58Tweet of the DayYellow-browed WarblerBBC Radio 4 Duration: 1 minute Thu 8th Sep 2016, 05:58 on BBC Radio 4 LWAvailable for over a yearListen nowWildlife Sound Recordist, Chris Watson, presents the Yellow-Browed Warbler. Show more GenresFactualScience & NatureBrandTweet of the Day Source: BBC Online