Images & audio for birds sing same tune release

3 September 2009

Images and audio for the news release 'Rival bird species evolve to sing the same tune'

ALL MATERIAL EMBARGOED UNTIL 00:01 BST MONDAY 9 SEPTEMBER 2009

Hypocnemis peruviana male

Caption: Male Peruvian antbird (Hypocnemis peruviana)Credit: Joe Tobias

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Yellow-breasted warbling antbird (male)

Caption: Male Peruvian antbird (Hypocnemis peruviana) Credit: Joe Tobias

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Yellow-breasted and Peruvian antbird

Caption: Male yellow-breasted antbird (Hypocnemis subflava) and male Peruvian antbird (Hypocnemis peruviana). Credit: Joe Tobias

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