The black-capped donacobius is a striking and noisy species favoring river and lake edges in Amazonia. It is something of a taxonomic enigma and probably is most closely related to the Eurasian warblers. These were photographed in southeastern Peru.
Canon 1D4 or 7D, 500 mm IS lens plus 1.4X or 2X extender, fill-in flash (2013)