1870-5472 1870-5472 S1870-54722016000400565 Mexico Mexico 00 12 2016 00 12 2016 13 4 565 584

2001 1 1 1 1-27 2002 1999 4-10 1998 2006 Consejo Nacional de Población 2010 2012 73 47-55 1999 2 23 23 93-122 2003 365-73 2013 7 12 12 66-79 2008 5 3 3 55-64 2010 37-71 2009 22 59 59 101-23 2011 2002 2002 2010 2008 16 15 15 511-29 2014 II 73 73 17-38 2012 21 2 2 1-18 2000 XI 2 2 342-86 1993 2013 IV 2 2 69-78 2003 World Wildlife Found 2012