Birds dunking food

There are many references in the literature to birds washing food; they cover about six families and almost all are for water birds. Although termed 'food washing', the behaviour described may fulfil several functions. During the last few years, I have observed this behaviour by injured juvenile Grey Herons Ardea cinerea in my care. Food items were often picked up and purposefu


Stay at the forefront of British birding by taking out a subscription to British Birds.

Subscribe Now