I would *guess* the lower left hand two are both males.
The upper right hand one looks female.
The baby is too young to tell.

My guesses may be off - hard to tell from the photo.

I really like their pattern.
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3.6 L. getula californiae - 16 eggs (Cal. King)
1.1 L. getula nigrita (MBK)
1.0 Pantherophis guttatus guttatus (Corn)
0.1 Pituophis catenifer catenifer (Pacific gopher)
3.3 Elgaria multicarinata multicarinata - 14 eggs (Cal. Alligator Lizard)