Swarm: Nature's Incredible Invasions2009 Season 1 · Episode 1 · When Worlds CollideS1 · E1 · When Worlds CollideReal-life footage from camcorders and mobile phones captures the amazing impact they can have.S11 / 2E1E2S11 / 2E1E2About the seriesSwarm: Nature's Incredible Invasions20097DocumentaryDocumentary series revealing the awe-inspiring world of animal swarms.ReportSaveDownloadShareActorsDavid TennantNarrator (voice)ReleasedJan 04, 2009CountryUnited KingdomComments NewestAdd a comment…You may also like4 titles‹Planet Earth8.62006SeriesPlanet Earth III8.62023SeriesOur Planet8.52019SeriesPlanet Earth II8.62016Series›
