 Roerdomp / Great Bittern
by Ruben en Jorrit Vlot
|  American Bittern
by Tom Murray
|  The Marsh Harrier & the Bittern
by csmallari
|  Buttertubs Marsh Conservation Area 2010
by Judy Sinclair
|  American Bittern
by Dennis Ancinec
|
 Little Bittern
by Corstiaan Beeke
|  Dupetor flavicollis flavicollis - Black Bittern
by Jonathan Cheah Weng Kwong
|  Great Bittern . Botaurus stellaris
by SWBirder
|  American Bittern: Food
by Mark B Bartosik
|  Great Bittern - In flight
by Martin Trachsel
|