How Noisy Does a Noisy Miner Have to Be? Amplitude Adjustments of Alarm Calls in an Avian Urban `Adapter' Lowry, Hélène ; Lill, Alan ; Wong, Bob B. M. Abstract Publication: PLoS ONE Pub Date: January 2012 DOI: 10.1371/journal.pone.0029960 Bibcode: 2012PLoSO...729960L