Secret Weapon Dun

Hook: Standard dry-fly hook, sizes 24 to 14.
Thread: Pale yellow 8/0 (70 denier).
Trailing shuck: A mixture of brown and ginger
    Z-Lon, and natural cul de canard.
Body: Pale-morning dun synthetic dry-fly dubbing.
Legs: Pale yellow cul de canard.
Wing: Light dun rooster cape feather.