http://www.ehow.com/how_5869698_tell-female-muscovy-duck-apart.html Check this out. It might help.
Aug 26, 2011 #1 stillmecle Songster 8 Years Aug 26, 2011 2,814 6 151 Des Moines, IA http://www.ehow.com/how_5869698_tell-female-muscovy-duck-apart.html Check this out. It might help.
Aug 27, 2011 #2 jdywntr Songster 10 Years Oct 31, 2009 3,215 221 243 Somerville, AL But do only males wag their tales? I thought I had read somewhere that both sexes do.
Aug 27, 2011 #3 Bleenie Wyan-DO's 10 Years Jul 14, 2009 5,014 99 268 The Beautiful Pacific NW ,WA both sexes wag their tails.