Clamorous Reed-Warbler (Acrocephalus stentoreus, resident)
Habitat - Uncommon, in tall grass, bamboo thickets in open country, and in reed beds where it sings from cover.
Shooting info - Candaba wetlands, Pampanga, Philippines, January 14, 2009, 5D2 + 500 f4 IS + 2x TC, 1000 mm, bean bag.
Capture resolution - 1080/30p