Analysis of avian DNA, biometrics and vocalisations add to our understanding of bird species all the time. We cover all the 'splits', lumps and discoveries.

This male Malagasy Paradise Flycatcher of the subspecies singetra was photographed on the nest at Marojejy National Park. Photo: Kris Norvig (

Ocean flycatcher paradise

A phylogenetic analysis of the Indian Ocean paradise flycatchers has revealed that they probably consist of six rather than the currently...


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Nominate Rufous-tailed Spinetail in Sao Paulo, Brazil. Photo: Dario Sanches (

Brazilian spinetails lumped

Brazil's Bahia Spinetail has been found to be invalid and – unusually for South America – lumped with the more widespread Rufous-tailed...


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There are notable differences between all of the forms of Philippine Hawk Owl, as it was once called. Image: John Gale (BirdLife International).

Hawk owl split asunder

Vocalisations in Philippine Hawk Owl have revealed that the species should really be treated as eight forms, including seven full species.


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Sira Barbet is already likely to be considered Vulnerable despite having only just been described by science. Photo: Michael G Harvey (Cornell University).

New barbet species in Peru

The eastern Andean region of Peru has given up a new species of barbet, a sister species to Scarlet-banded Barbet, a previously-known...


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This Black-throated Laughingthrush of the nominate subspecies was photographed in Tsing Yi Park, Hong Kong, China. Photo: Charles Lam (

Last laugh

The island form of a widespread Asian babbler has now been declared a full species, and a Chinese endemic.


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Black-tailed Godwit might hide three semi-cryptic species within its already well-known subspecies. Photo: Steve Young (

At their 'wits end?

Further evidence for a putative three-way split in Black-tailed Godwit has been discovered by a team of pan-European workers.


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Antioquia Wren, a dry scrub specialist, is already classified as Vulnerable due to the planned damming of its valley habitat. Photo: Carlos Esteban Lara

New wren from Colombia

A new species of wren has been named from north-western Colombia, which had remained undiscovered despite being present in a fairly popular...


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Australian Raven, like this bird in Sydney, may now be split into separate eastern and a western species, due to a pronounced genetic divergence. Photo: DickDaniels (

Rooks, ravens and relations

A comprehensive genetic analysis of all the recognised species and many subspecies of the cosmopolitan crow genus Corvus has been performed...


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