Rhipidura brachyrhyncha
The Dimorphic Fantail, *Rhipidura brachyrhyncha*, is a striking passerine endemic to the montane cloud forests of New Guinea, renowned for its unusually pronounced sexual dimorphism within the fantail family. This small bird, typically measuring 14-16 cm in length, earns its name from the stark differences between sexes. The male boasts a glossy black head, throat, breast, and upperparts, sharply contrasted by a pristine white belly and white-tipped outer tail feathers, creating a bold, unmis...
Found exclusively in high-altitude montane rainforests and mossy cloud forests of New Guinea. It primarily inhabits the understory and mid-story layers of dense, humid forest ecosystems between 1,200 and 2,700 meters above sea level.
Primarily an insectivore, feeding on a wide variety of small flying insects including flies, moths, and small beetles. It predominantly employs an aerial hawking foraging strategy, sallying from perches to catch prey in flight.
The Dimorphic Fantail is a diurnal insectivore, exhibiting constant activity within its montane forest habitat. It primarily forages by sallying from an exposed perch to snatch flying insects in mid-air, often employing its characteristic tail-fanning to flush out hidden prey. Individuals are typ...
The Dimorphic Fantail is strictly endemic to the island of New Guinea, where it inhabits the high-altitude montane and cloud forests. Its distribution spans the major central mountain ranges across both Indonesian Papua (Western New Guinea) and Papua New Guinea. Key ranges include the Snow Mounta...
Least Concern
- The 'Dimorphic' in its name refers to the striking visual difference between the male and female, a rare trait among other fantail species. - Its scientific name, *brachyrhyncha*, translates from Greek to 'short-billed,' highlighting a key physical characteristic that distinguishes it from its ...