d Hahnloser) 14:20-15:05 Coen Elemans. All singing and dancing. Sound production and its control in birds 15:05-15:30 Coffee break 15:30- 16:15 Constance Scharff. Do Birds Tango? EFTA00307631 16:15 -16:45 Hollis Taylor, Birdsong concert (A concert featuring the songs of the Australian pied butcherbird for