and the big unknown isjust how long that eruption will continue, how much more devastating it could be, and where that lava flow will end up. scientists at london s natural history museum have described a new fossil ankylosaur that s one of the armoured dinosaurs whose body was covered in imposing spikes. some even had a club on the end of the tail to strike opponents. the new specimen represents the oldest ankylosaur ever discovered and the first to come out of africa. but the museum s researchers say the fossil is also one of the strangest they ve ever seen. doctor susannah maidment is a senior researcher at the natural history museum, and she s been telling more about the find. they are a group of dinosaurs that are really well known. this is late in the time of the dinosaurs. they really rose to prominence and are