It took three years of dedicated effort, lots of frustration and many, many close calls but I
finally got a super closeup of a yellow warbler. The bird was inside 15 feet from me.
Canon EOS 1D Mark II
,Canon EF 500mm F4 L IS + 1.4x Extender,12mm Extension Tube 1/800s f/5.0 at 500.0mm iso400
full exif