1870-7459 1870-7459 S1870-74592016000200234 Mexico México México Mexico Mexico Mexico USA EUA 00 12 2016 00 12 2016 17 2 234 238

2015 2015 2015 Norman, Oklahoma, EUA 2015 2011 471 51-7 BirdLife International 2015 Birdlife International 2015 2015 2015 156 489-98 2015 2015 2003 2012 129 734-43 2009 10 63-5 2015 2015 60 173-4 2014 85 476-95 2015 2014 344 1246752 2014 24 445-56 1990 54 277-90 Secretaría de Comunicaciones y Transportes 2015 SEMARNAT 2010