Dark sedge.
Yeah it's meant to look like that. You may struggle with this one. Here's a few tips: never go for even tips and always make sure you dub where you want to whipfinish.
There's lots of these style flies around - this one features an exciting palmer hackle for pulling across the top. Fish like that.
Tying instructions:
size 10 hook, brown thread, olive seal body, palmered furnace cock ribbed with mono, uneven deer tips wing tied and semi clipped muddler style, olive seal whipfinish head cockup. Sexy.