need help sexing pea chicks about 3 months old

[rooster lover 119]

hi guys i got these peacock chicks at the beginning of the summer and i'm hoping i have one boy and one girl so i can have more in a few years.

here's the first one

and the second one

thanks guys i appreciate it!

 

[SuperPeacockman]

First is male, second is female.

 

[rooster lover 119]

yeah!....just what i wanted. both of them do that thing though when they get startled they put there back feathers up like a male would do when they get older. would that mean they're both males?