Heavily armoured Ankylosaurs tread across the harsh desert. Dark patches protect their eyes from the intense glare of the sun and their special air conditioning system prevents them from overheating. Find out more about the fascinating creatures that ruled the land, seas and skies in #PrehistoricPlanet Season 2, now streaming on @appletv. And remember you can get up close to a prehistoric giant at Titanosaur: Life as the Biggest Dinosaur open now at the Natural History Museum and supported by #P