VIDEO: Shocking footage of stressed SeaWorld-owned orca slamming its head against gate in Tenerife
Ric O'Barry's Dolphin Project released the footage of the SeaWorld-owned orca at Loro Parque in Tenerife
Animal rights activists protest over whale treatment at Tenerife marine park
The park houses six orcas, four on loan from America’s SeaWorld, one born in captivity and one given over by Dutch authorities