About Zink Drake Whistle Duck Call: Trust the look of a duck to sound like a duck. The cleverly styled Mallard Drake Whistle doesn’t just attract mallards it will bring in pintails and wigeon, too. It’s constructed from polycarbonate, but molded like an acrylic call. The easy-blow system makes this a great introductory whistle for novice hunters who are just starting to explore different types of calls. Detailed mallard drake carving draw in mallards, pintails and wigeon. Easy-blow system.