January 16 2014 One minute feeding time 2, another minute of this event. At the still yet open ice free area at the lake a man approaches carrying a plastic bag. Nearly all the birds are seen moving in his direction, they have learned that people with plastic bags may offer bird food. And they were right. Some swan and duck "dialogue" seen here.
At the lake Østensjøvannet nature reserve in Oslo January 16 2014. Hero3
ostensjovannet.no/besok/english-webcopy.pdf
ostensjovannet.no

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