— “the data are unequivocal. we are undergoing a steady and continuing deterioration in the status of the world’s birds,” tris allinson, birdlife’s senior global science officer and editor-in-chief of the report, said in a statement. “the threats driving the avian extinction crisis are many and varied, but invariably of humanity’s making.”

read : study finds one in eight bird species threatened with extinction

read study : birdlife.org