Discovery Cove is a theme park near Orlando where guests can interact with a variety of marine animals, most notably bottlenose dolphins. The park, which is operated by the Busch Entertainment Corporation is adjacent to SeaWorld Orlando. In addition to swimming with dolphins, Discovery Cove guests can interact with exotic birds, tropical fish, rays, and land mammals. Park attractions range from a heated "river" that circles the park, the large array of plant life, a reef that allows guests to swim with thousands of different creatures, including 8-foot wide rays, and an aviary which contains parrots, toucans, and other exotic birds of different types, among others. This is one of the smallest parks in Orlando, though due to its high quality entertainment and family enjoyment, it is one of the top-rated parks.