Using long flowing materials is one of the key Intruder features. The rhea is a small South American ostrich-like bird with long flowing feathers, and it's the perfect match for the Intruder. The use of rhea was popularized by Paul Miller a number of years ago.
Stu's Ostrich Intruders are tied on 40mm shanks with 5/32-inch brass eyes. Stock flies come with a Gamakatsu Octopus hook.
Great Steelhead Fly