Why a bird teams up with a croc to protect its eggs

The natural world is full of unusual partnerships, but the sandbanks lining the River Nile are home to one of the most peculiar. Here, nesting crocodiles and water thickknee birds have formed an alliance to protect their eggs from lurking predators. Subscribe: Our latest video captures this extraordinary teamwork in action including the times things go not quite according to plan. .. Dont forget to subscribe to our channel and hit the alert button to be the first to know about unique new content Footage: A Terra Mater Factual Studios, Cosmos Factory production in coproduction with National Geographic Channel in association with France Télévisions and WDR