Songs without Voices
THE REV. E. A. ARMSTRONG shows how non-vocal sounds have been developed not only in insects but in many birds and mammals
Produced by John Sparks
Edited version of Sunday's broadcast
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Songs without Voices
THE REV. E. A. ARMSTRONG shows how non-vocal sounds have been developed not only in insects but in many birds and mammals
Produced by John Sparks
Edited version of Sunday's broadcast