The Fly-Fishing PredatorThe modern angler, with a wide array of tools at ready disposal, seems a far cry from early man perched at the side of a stream with spear in hand, and an even further cry from the bobcats, bull snakes, owls, and hawks that stalk their prey in the natural world around them. But all predators have one thing in common: they must abide by the laws of survival, ensuring that the amount of energy they expend in catching their prey doesn't outweigh the