Herons in migration

In these days that many birds are emigrating towards their breeding places , Burgos have seen themselves specially visited by several species of herons, the Night Heron (Nycticorax nycticorax), Purple Heron (Ardea purpurea)and most outstanding, Great Bittern (Botaurus stellaris), seen a bird the past day 15 in the gravel pit of Grijalba.
More information: Yearbook
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