Springwatch episode 4 2021: Iolo’s on a mission to see one of the most photogenic birds in the UK: the black-throated diver. There are 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. Last Nature posts on HDclump.com and ClumpHD.com: https://hdclump.com/winterwatch-2021-episode-3/ https://hdclump.com/winterwatch-2021-episode-2/ https://hdclump.com/winterwatch-2021-episode-1/ https://hdclump.com/a-perfect-planet-episode-4-oceans/ https://hdclump.com/a-perfect-planet-episode-3-weather/ https://hdclump.com/a-perfect-planet-episode-2-the-sun/ https://hdclump.com/a-perfect-planet-episode-1-volcano/ https://hdclump.com/the-end-of-the-line/