Largest organisms photosynthetic unicellular and multicellular protists that are related to land plants. The thallus of the unicellular mermaid's wineglass, "Acetabularia", can grow to several inches (perhaps 0.1 to 0.2 m) in length. The fronds of the similarly unicellular, and invasive "Caulerpa taxifolia" can grow up to a foot (0.3 m) long. A member of the order Cetacea, the blue whale ("Balaenoptera musculus"), is thought to be the largest animal ever to have lived. The maximum recorded weight was 190 metric tonnes for a specimen measuring , whereas longer ones, up to , have been recorded but not weighed. The African bush
Disney's Animal Kingdom Disney's Animal Kingdom Disney's Animal Kingdom is a zoological theme park at the Walt Disney World Resort in Bay Lake, Florida, near Orlando. Owned and operated by The Walt Disney Company through its Parks, Experiences and Consumer Products division, it is the largest theme park in the world, covering . The park opened on Earth Day, April 22, 1998, and was the fourth theme park built at the resort. The park is dedicated and themed entirely around the natural environment and animal conservation, a philosophy once pioneered by Walt Disney himself. Disney's Animal Kingdom is distinguished from the rest of