Help are these cockerels?

[Nemesis3]

These are two Light Brahma's I got about 6 weeks ago. They are 9 weeks old and I think that they are both starting to develop spurs. They have small bumps in the same spot on both (all 4) legs. Anybody out there better a telling than me?

 

[Brandi Leigh]

Pullets- I am guessing.

 

[Nemesis3]

Thanks \!