Protecting Harlequin Ducks means protecting the ecosystems we depend on, too. Back in the spring of 2005, I made my first visit to the Maligne Outflow bridge as a newly minted Jasper biologist. It was a beautiful sunny day. After taking in the sweeping panorama of mountains and lake water, I noticed a group of ducks unlike any I'd seen before. They were dressed in brilliant orange, white, black an...