CDC:10.1897/05-320R.1 CDC:10.1897/1551-5028(1998)017<0325:MOTACH>2.3.CO;2 CDC:10.1897/1551-5028(2000)019<1097:UHBDTE>2.3.CO;2 CDC:10.1897/1551-5028(2002)021<1168:PLOSFB>2.0.CO;2 CDC:10.1897/1552-8618(1986)5[355:COIITA]2.0.CO;2