black drongo (dicrurus macrocercus) pair on a telephone wire : (pix sanjiv shukla)

black drongo dicrurus macrocercus passerine bird king crow kotwal family dicruridae resident tropical black forked tail insect agricultural areas forest perching perch power line telephone aggressive dive-bomb glossy gape brown iris fearless flying leg grazing animal territory introduced pacific islands extinction endemic aerial predator savanna urban habitat asia india bangladesh sri lanka china indonesia japan