Tanysiptera riedelii
The Biak Paradise Kingfisher, *Tanysiptera riedelii*, is a truly spectacular and enigmatic bird, exclusively found on a small cluster of islands off the northern coast of New Guinea. Measuring approximately 30-32 cm in length, a significant 18-19 cm of this is attributed to its two extraordinarily long, pristine white tail streamers. Its upperparts boast a glossy purplish-blue, shimmering with iridescence, which sharply contrasts with its pure white underparts. A striking red bill and matchin...
This species is an obligate inhabitant of primary and mature secondary lowland rainforests, typically occurring from sea level up to approximately 500 meters elevation, favoring the dense, undisturbed interiors of these ecosystems.
Its diet primarily consists of large insects such as beetles, grasshoppers, and orthopterans, supplemented by spiders and other small terrestrial invertebrates, typically caught via a direct pounce from a perch.
The Biak Paradise Kingfisher is a rather secretive and predominantly diurnal bird, often observed perching quietly and upright for extended periods within the mid-story and understory layers of its dense forest habitat. It employs a classic "sit-and-wait" foraging strategy, launching swift, power...
The Biak Paradise Kingfisher is entirely endemic to a highly restricted insular range within the Cenderawasih Bay of West Papua, Indonesia. Its core distribution encompasses Biak Island, the largest island within its range, along with the smaller adjacent islands of Numfor and Supiori. Population...
Near Threatened
- It is entirely endemic to just three small islands (Biak, Numfor, and Supiori) off New Guinea, making it one of the most geographically restricted kingfisher species globally. - Its iconic tail streamers can reach up to 19 cm in length, nearly twice the length of its main body, an extraordinary...