Springwatch — Season 2021, episode 4 watch online

Springwatch, season 2021 episode 4: air date May 28, 2021. Episode overview, season trailer and the cast of Springwatch.

Iolo's on a mission to see one of the most photogenic birds in the UK - the black-throated diver. Live updates from Chris and Michaela in Norfolk - is there any sign of the elusive and rare turtle dove? Gillian enters the twilight zone to check out a British shark that can glow in the dark. And find out why water voles are choosing city life over country living.