Pink footed geese, a few mallard and the brave/daft grey lags at the bottom
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/9292942@N08">Gidzy</a> from England
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/9292942@N08/4019902331/">Pink footed Geese spooked by a heron, Martin Mere October 2009</a>