Sceery Model ace-2 Bull Elk Seducer Cow Call The best call for close-in, hands free cow talk Perfect for bow and rifle hunters. A hands-free, teeth held, call to lure bulls into close range for a good, clean shot. Dr. Ed Sceery is the original inventor of these patented, bite down style elk calls. They have proven to be the most effective ever made and have become the high quality standard for hunting elk with a rifle or bow.