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Dollarbird - BirdForum Opus

Revision as of 06:14, 13 June 2023 by THEFERN-13145 (talk | contribs) (→‎Taxonomy)
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Alternative names: Eastern Broad-billed Roller; Oriental Dollarbird

Nominate subspecies
Photo © by cskhaw
Sg. Burong, Penang, Malaysia, 31 January 2006
Eurystomus orientalis

Identification

27–32 cm (10½-12½ in)
Red bill with glossy dark blue-green plumage diagnostic. Appears black in poor light. Broad silvery white patch on base of primaries conspicuous only in flight(thus named Dollarbird).

Similar species

Azure Roller was split from this species (which see).

Distribution

The Indian subcontinent,temperate eastern Russia, China, and Japan through South-East Asia to Australia and the Solomon Islands; northern and southern-most populations migrate to tropical latitudes during winter.

E. o. pacificus
Photo © by stoop
Lockyer Valley, Queensland, Australia, 13 December 2008

Taxonomy

Azure Roller, Eurystomus azureus was previously considered to be one additional subspecies of the Dollarbird.

Subspecies

There are eleven subspecies[1]:

Habitat

Mangroves, forests edges, beach scrub, plantation and open country.

Behaviour

Diet

Particularly favours tall dead trees on which it often perches for long periods. Does not drop to the ground to catch prey, preferring to catch winged insects on aerial sallies. Prey items consists of a variety of beetles, crickets and mantises.

References

  1. Clements, J. F., T. S. Schulenberg, M. J. Iliff, S. M. Billerman, T. A. Fredericks, J. A. Gerbracht, D. Lepage, B. L. Sullivan, and C. L. Wood. 2021. The eBird/Clements checklist of Birds of the World: v2021. Downloaded from https://www.birds.cornell.edu/clementschecklist/download/
  2. Fry, H. & Boesman, P. (2019). Oriental Dollarbird (Eurystomus orientalis). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from https://www.hbw.com/node/55863 on 9 November 2019).
  3. Fry, C.F., Fry, K. and Harris, A. (1991). Kingfishers, Bee-eaters, and Rollers. Princeton University Press
  4. Gregory, P. (2017) Birds of New Guinea, Including Bismarck Archipelago and Boughainville. Lynx Edicions, Barcelona.

Recommended Citation

External Links

GSearch checked for 2020 platform.1

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