Common Loons are powerful, agile divers that catch small fish in fast underwater chases. They are less suited to land, and typically come ashore only to nest. On a North Woods lake in summer, loons stick out conspicuously as large, tuxedoed birds swimming about in the middle of the lake. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.