need help female or male ?

you will need to post a pic for someone to help you......
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Females are slightly larger, and do not have a spur. (Spur- hook shaped protrusion on the backside of the bird's leg) It's too hard to tell from your pic. The one in the foreground appears larger, but maybe only because it's in the foreground....
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Quote:
Chukar partridge... according to the link below,

..."There is no obvious feather color dimorphism
in chukars. Consequently, sexing adult birds for
the untrained eye is most difficult. However, it
is possible to distinguish adult males from female
by body size, shape of the head (blocky appearance
in males) (figure 1) and presence of the
metatarsal spur (which can be present on some
females).
A more reliable technique for determining
sexes in partridges was developed by University
of California workers who found that examining
the genital protuberance for evidence of a
rudimentary sex organ is about 95 percent accurate
for determining differences in sex. In
adult males the cone-shaped protuberance is
usually centrally located on the cloacal fold
(figure 2a). In females it is absent or two small
nodules appear off-center of the mid-region of
the fold (figure 2b). The rudimentary protuberance,
averaging about 2.78 mm in diameter, is
easier to see on older birds.
"

http://anrcatalog.ucdavis.edu/pdf/21321e.pdf
 

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