Tag Archives: Cock-tailed Tyrant

Archived 2010-2011 topics: Cock-tailed Tyrant (Alectrurus tricolor): request for information

Cock-tailed Tyrant Alectrurus tricolour is listed as Vulnerable under criteria A2c; A3c; A4c on the basis that a population decline of 30-49% over 10 years is suspected in the past and projected in future. It has been suggested that the species is present in good numbers in Bolivia (B. Hennessey in litt.), prompting a re-evaluation of its rate of decline and threat status. Continue reading

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