The American Bittern’s “pumper-lunk” call has got to be one of the strangest sounds I have ever heard. When I first heard it, I thought the sound was coming from some kind of oddball frog, but when I ...

For the first time in more than 40 years, the distinctive booming call of the endangered Australasian bittern once again rings out across the waters of Tasmania’s Lagoon of Islands. The Australasian ...

Male bitterns make the sound to establish territories and attract mates by opening and closing their bills, gulping air and inflating their esophagus.

Further sightings of a 'rare' and 'shy' bird have been made across County Durham and the North East, as hopes for further ...

The "once heard, never forgotten" call of a rare bird has been heard at a nature reserve - just 15 minutes from Essex - for the very first time. RSPB Rainham Marshes, located beside the Thames, ...