Some can be. Depends upon the clutch and the genes that went into it.

Try live if you haven't.

I've had some eat a few times and then skip two or three meals before eating again - that also isn't uncommon.
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x.y L. getula californiae (Cal. King)
x.y L. getula nigrita (MBK)
x.y L. getula floridana (Brooksi)
x.y Pantherophis guttatus guttatus (Corn)
0.1 Pituophis catenifer catenifer (Pacific gopher)
0.1 Heterodon nasicus (W Hognose)
x.y.z Elgaria multicarinata multicarinata - (Cal. Alligator Lizard)