Born captive, die free

Cayford, J.; Percival, S.
February 1992
New Scientist;2/8/92, Vol. 133 Issue 1807, p29
Investigates captive breeding and release (CBR) programs involving barn owls and why these programs are failing. The decline in barn owl populations in Europe and parts of the United States; Large number of CBR programs in Great Britain; Why birds from these programs die after being released.


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