"Charlie Edwards was enjoying a birthday 'sleepover' at the world famous attraction when he noticed the error.
Charlie realised a silhouette display which was meant to represent an Oviraptor - a small carnivore with a parrot-like beak - was in fact a completely different dinosaur."
Full story here!
http://www.telegraph.co.uk/news/2017/07/28/natural-history-museum-changes-dinosaur-display-10-year-old/