Hedgehogs hibernate through winter and need somewhere sheltered to protect them from the cold and from hungry predators.
Why not help a hog by building them a home in your garden?
The Natural History Museum in London is home to over 80 million specimens, including meteorites, dinosaur bones and a giant squid.
Our channel brings the Museum to you - from what goes on behind the scenes to surprising science and stories from our scientists.
Subscribe to http://www.youtube.com/naturalhistorymuseum