Originally ID'ed this one as a Northern Beardless-Tyrannulet, but was corrected by eBird reviewer.
This one liked an area just up the canyon from the John James Cabin.
Best viewed in 'original' size.
NIKON 1 V3 with FT-1,AF-S VR Nikkor 70-200mm f2.8G TC-14E II 1.4x 1/250s f/7.1 at 756mm iso900
Cropped 5x7" Portrait and Resized with Reduced pixels for Internet Viewing
full exif