The Cove is a documentary film.It is about dolphin hunting practices in Japan. It has been made for a call to action to stop killing dolphin. The film show the facts that large number of dolphins were killed in Taiji. Ric O’ barry used to be a dolphin trainer and was popular in television series “flipper”. Later he’s become an animal right activist. He has been trying to stop this slaughter for years. He is leader of dolphin project, and battle for dolphin. Ric O’ barry and his crews traveled to Taiji for protecting the dolphins. They secretly filmed by using cameras and underwater microphones .they disguised the cameras to be looked as rock. They disclosed the truth of dolphin hunting practices in Taiji, making public people to be awared of this problem, each year in japan 23,000 dolphins are slaughtered. taiji Fishermen cruelly killed dolphin by spearing into the neck of the dolphin and the sea become scarlet red of dolphin's blood