Witness the extraordinary displays of a courting grey heron as he stretches, strains or curtsies, emitting a peculiar hoo or a gurgling ooh. Watch a black grouse fan his tail, mincing, crowing & cooing, or observe the clash of beaks as a pair of gannets meet in a mutual fencing display. In this fascinating bird guide, youll discover when & where to spot Britains birds at their most spectacular.