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BTO Conference: Session 1 - Tracking
19:00 Tracking Short-eared Owls - John Calladine Unusual amongst predatory birds, the numbers of breeding Short-eared Owls have declined markedly over recent decades. The talk will describe recent attempts to better...
The urban sprawl
BTO's Head and Principal Ecologist, Gavin Siriwardena, explains how the urban landscape is affecting our wild bird populations.