Killer Whales - Beneath the Surface:...

BBC FOUR

Monday 9 January 2017  00:00 - 01:00 (60 mins)
...Natural World. 9/10. Revealing the social, intelligent side of the killer whale - a creature long feared as a sea monster until it was first studied in captivity. Also in HD. [AD,S]

Killer Whales - Beneath the Surface:... may be available on playback
Killer Whales - Beneath the Surface:... (BBC FOUR) Monday 9 January 2017 00:00 - 01:00