Shows at family adventure parks featuring Shamu — an orca or killer whale — have made these gigantic mammals one of the most famous marine animals. Shamu’s wild brothers and sisters, however, face many threats to their survival in the open ocean.

Intro theme by Adam Dylewski; Creative Commons licensed audio from freesound.iua.upf.edu includes shore sounds by Volivieri, ambient music by Genghis Attenborough, foghorn sound by Kathol and seagull sounds by Hazure.