Fred Everett, PresentingFun with Trout, Ill. Fred Everett, Harrisburg (Pa), The Stackpole, 1952.
They hatch from the caddis worm which spends its life encased in a shell of pebbles or small sticks woven together by a silk-like thread.
Fred Everett, PresentingFun with Trout, Ill. Fred Everett, Harrisburg (Pa), The Stackpole, 1952.
They hatch from the caddis worm which spends its life encased in a shell of pebbles or small sticks woven together by a silk-like thread.