Robot Spy Dolphin & Spy Whale Encounter Baby Humpback Whale - But Trouble Lurks Beneath The Surface!

Clip taken from episode 4 'Deep Trouble' of our series Spy in the Ocean. Spy in the Ocean is available on iPlayer in the UK & will be available on PBS in the US in the autumn.

You can watch it now in the UK on BBCiPlayer:
https://www.bbc.co.uk/iplayer/episode/m001n9qd/spy-in-the-ocean-series-1-4-deep-trouble
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