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They live by filtering out
plankton from the ocean currents that swirl around them
plankton from the ocean currents that swirl around them
Full Transcript
00:00:01.000 --> 00:00:04.799
They live by filtering out
plankton from the ocean currents
00:00:04.008 --> 00:00:06.048
that swirl around them.
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Movie Summary
Sir David Attenborough narrates a documentary about the natural animals in the British Isles and Ireland.