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Animal Language: 4: Gentle Killers

on BBC Radio 4 FM

In the 25th year of the BBC's Natural History Unit - a series in 26 parts
Narrator David Attenborough

By bouncing sounds off an underwater target, dolphins can accurately locate it, and if potential food, may be able to stun or even kill it with a high-intensity beam of sound. Professor Ken Norris of the University of California at Santa Cruz describes the remarkable echo-location capabilities of dolphins.
BBC Bristol

Contributors

Narrator:
David Attenborough
Speaker:
Professor Ken Norris
Producer:
Michael Bright

BBC Radio 4 FM

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