Amidst the serenity of a spring morning in the British wetlands, there is one particular noise that is eagerly awaited more than anything else. Resonant and metallic in its sound, it reverberates ...

Please turn on JavaScript. Media requires JavaScript to play. A BBC natural history film crew has captured what experts believe is the first footage of a male bittern ...

Staff at a wildlife reserve on Stockton have been celebrating hearing the mating sounds of the loudest bird in Britain for the first time. The distinctive "booming" call of the male bittern was last ...