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Lack of rewards offered, "rara avis"

September 25, 2014 at 12:40 clock Updated BST

A search is underway for two missing Harrier, whereupon the RSPB, a £ 1,000 reward to offer to help your recovery.

Explained Speaking on the Today program, chief research officer at RSPB Bob Elliott, that the birds had disappeared in "suspicious" circumstances:

"A week ago, we have followed their satellite tracking systems and two birds suddenly from the radar."

"The vultures are very rare birds in the UK," he added.

First broadcast on the Today program on BBC Radio 4 on Thursday 25 September.