Rare rainbow sea slug found in a rock pool along the coast of England | USA TODAY

A beautiful and extremely rare rainbow sea slug, commonly found in warmer waters, was discovered in a rock pool along the coast of England. RELATED: Underwater photographer spots a mysterious sea slug in Australia https://bit.ly/41NVmIo » Subscribe to USA TODAY: http://bit.ly/1xa3XAh » Watch more on this and other topics from USA TODAY: https://bit.ly/3lbhb5q » USA TODAY delivers current local and national news, sports, entertainment, finance, technology, and more through award-winning journalism, photos, videos and VR. #RainbowSeaSlug #England #SeaLife