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Birds, Insects, and Man-by John Treherne , Ph.D. Unit of Insect Physiology,
Department of Zoology. in the University of Cambridge
Do birds benefit man? It is widely believed that certain species do because they live on harmful insects. But Dr. Treherne discusses this belief in the light of recent research on the effects of birds on populations of insect pests.

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Unknown:
John Treherne , Ph.D.

Network Three

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About this data

This data is drawn from the Radio Times magazine between 1923 and 2009. It shows what was scheduled to be broadcast, meaning it was subject to change and may not be accurate. More