Our Buffy (she's an EE) looks almost identical to your EE. Ours lays olive colored eggs too.
We have a solid black EE that lays blue/green to sage green eggs. Sometimes they are closer to olive, but we can tell who's eggs are who's.
We have a solid black EE that lays blue/green to sage green eggs. Sometimes they are closer to olive, but we can tell who's eggs are who's.
