scaup

Lesser scaups (Aythya affinis)

In the little blue penguin exhibit in roo valley, June 18

The second section of the waterfowl. Again I apologize for the lengthiness on this post, but waterfowl are one of the most widespread families in zoos. As per normal, no information older than June 2016 was used, additions and corrections welcomed. I expect there will be a lot of edits...