A two-part documentary looking at the awe-inspiring world of animal swarms. The latest camera techniques take viewers to the heart of the action, revealing how the creatures view the world around them, while footage from camcorders and mobile phones captures the impact they can have when these alien armies collide with human life.
There are no TV Airings of Swarm: Nature's Incredible Invasions in the next 14 days.
Add Swarm: Nature's Incredible Invasions to your Watchlist to find out when it's coming back.
Check if it is available to stream online via "Where to Watch".