Tail: Mallard, three fibers
Body: Rat’s back fur, mixed with yellow mohair
Hackle: Grey
Wing: Grey mallard
Head: Peacock herl
The Grey Drake from The Art of Angling by William Blacker. The one above is tied in hand on a vintage blind-eye hook, while the three below all are tied for fishing on Ahrex FW580 #10. Substituted rat fur with some fox underfur