Lord of the squirrels. RussellTinka Sep 6, at Overall, I think we encountered a total of 10 areas where the trail was snow covered. There are also several small ponds and basins filled with runoff. MTB Project is supported by. Sirloin Darwin Flank. Really nice flow and awesome views. Conditions History. Flank Trail - Rainbow… 2. Danimal Middle 1. Trail Photos. Routes with this trail. Add details to help others plan their adventure. You must login to Pinkbike.