Birds in Spring: Peter Holden

"As the breeding season for birds approaches, we consider the unique way birds set about the essential act of breeding: from eggs to nests, the need for a territory (or not) and the sound world of bird song that may be far more complex that you might imagine."

Tutor: Peter Holden

"Peter Holden MBE, was a senior manager for the RSPB and devised the Big Garden Birdwatch. For many years he advised BBCs Blue Peter and in 1994-5 he joined Bill Oddie in a BBC 1 series Bird in the Nest and more recently has contributed to Springwatch. His books include the RSPB Handbook to British Birds, the RSPB Handbook of Garden Wildlife and Birds: a Hidden World. He was awarded an MBE in 2009 for services to Nature Conservation and elected a Fellow of the RSA."