Blue jewel-babbler explained

The blue jewel-babbler (Ptilorrhoa caerulescens) is a species of bird in the family Cinclosomatidae.It is found in New Guinea.In Wampar, spoken among the people who live in Markham Valley of New Guinea, it is referred to as the birisis. Its natural habitat is subtropical or tropical moist lowland forests—typically primary rather than secondary forests.^[1]

Vocalizations

Its call consists of a series of rapid notes at a constant pitch; it starts loud and gets progressively louder.^[2]

Subspecies

Source:

• P. c. caerulescens
• P. c. neumanni
• P. c. nigricrissus
• P. c. geislerorum

Notes and References

1. Hughes . Emma C. . Edwards . David P. . Sayer . Catherine A. . Martin . Philip A. . Thomas . Gavin H. . 2020-05-05 . The effects of tropical secondary forest regeneration on avian phylogenetic diversity . Journal of Applied Ecology . 57 . 7 . 1351–1362 . 10.1111/1365-2664.13639 . 2020JApEc..57.1351H . 0021-8901.
2. Diamond . Jared . Bishop . K. David . Sneider . Richard . 2019-10-10 . An avifaunal double suture zone at the Bird's Neck Isthmus of New Guinea . The Wilson Journal of Ornithology . 131 . 3 . 435 . 10.1676/18-167 . 204026687 . 1559-4491.