Canon EOS 5D Mark II ,Canon EF 400mm f/5.6L USM
1/500s f/7.1 at 400.0mm iso800
Tamron 1.4 Extender Hand held from a canoe

Canon EOS 5D Mark II ,Canon EF 400mm f/5.6L USM
1/1600s f/5.6 at 560.0mm iso800 Tamron 1.4 extender. Hand held from a canoe

This guy was hard to get close to, but finally he ignored my wife (stern of the canoe, getting me close) and I and let us approach.
The in-flight shot is about 1/4 of the frame.