In the two-hour CGI Special “Mermaids: The Body Found,” Animal Planet dives deep into the idea that mermaids may have been real, and, even better -- related to humans! “It’s a very radical theory on human evolution, but we have approached an age-old myth and really chased its origins,” Animal Planet honcho Charlie Foley told FOX411’s Pop Tarts column. “It has been compiled in a way that is very compelling, making us think that mermaids might not just be mythical creatures.” The show unravels mysterious underwater sound recordings and presents a bone-chilling argument for the Aquatic Ape Theory, which suggests...