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Articles - Conservation and science - Taxonomy
Seabird splits
Posted: 07 Mar 2011
Having speculated about transatlantic, Macaronesian and Mediterranean splits, David Callahan turns to the tricky subject of potential new seabird species.
Wonders of the Orient
Posted: 23 Feb 2011
In the final part of his examination of possible new species that could make the British, Irish and Western Palearctic lists, David Callahan looks east to the plethora of splits that might come from Asia and the Middle East.
Ticks in waiting
Posted: 15 Feb 2011
Continuing his occasional series on avian taxonomy, David Callahan looks at possible landbird splits on the Atlantic islands and in the Mediterranean.
Split infinity: new Nearctic species to come
Posted: 15 Jun 2010
The last decade has seen many familiar birds ‘split’ into separate species, as genetics and behaviour reveal previously under-appreciated differences. David Callahan speculates on how many more are yet to come from across the Atlantic.