The Eden Estuary visitor centre is the perfect spot for bird watching. The bulk of the reserve is made up of rich intertidal mud and sand flats, home to millions of tiny plants and animals. Due to this wealth of food, the site supports a huge variety and volume of bird life includingblack-tailed godwit, grey plover, redshank, shelduck and red-breasted merganser. You might also have a chance of spotting interesting mammals including otter, dolphin and common seal.