In one experiment, a pigeon given a random reward for pecking a button over a one minute interval, continued pecking for over three hours with out reward. To safe a payout, all you need to do is line up three matching symbols from left to right. http://Franchisorpipeline.us/__media__/js/netsoltrademark.php?d=xn--l3ckrwb7aq9dxa8gh9e.com