资讯

The RSPB reported ten "booming" male bitterns at Leighton Moss, Silverdale, the greatest number since the 1990s. Just 11 of the birds - once extinct in Britain - were recorded making their ...
Rare bitterns are continuing their comeback in the UK with new record high numbers of “booming” males, conservationists said. The elusive birds, whose distinctive booming call is used to count ...
Bitterns are difficult to track down visually - but the males make a remarkable far-carrying booming sound in spring which can be heard three miles away. The boom is used to establish ...
"It shows that conservation does work," the Manchester Metropolitan scientist told BBC News. Bitterns, a member of the heron family, are well camouflaged wetland birds that hide in reed beds.
Studies revealed 82 male bitterns calling or "booming" this spring from deep within their wetland strongholds. An icon of British ornithology, the bittern, which is closely related to the heron ...
Northumberland Wildlife Trust said bitterns, a member of the heron family, have overwintered regularly in recent years at several of its sites at Druridge Bay. The charity is running a project ...
Bitterns were driven to extinction by the 1870s due to hunting and the draining of their wetland habitats More frequent sightings of a rare marsh bird at nature reserves have prompted hopes they ...
IN the Times of March 12 it is stated that “the Lakeland buzzards are extending their breeding range... and that a nest was detected in the Buttermere Valley.” ...