Scaleless garter

[ConcinusMan]

I do see the iris open and contract, yes. It happens if you feed in low light too. Anytime the snakes go on full alert for any reason, the iris opens wide. It's easy to see when the eye color itself is red or gold. Harder to see on dark colored eyes.

[mustang]

I do see the iris open and contract, yes. It happens if you feed in low light too. Anytime the snakes go on full alert for any reason, the iris opens wide. It's easy to see when the eye color itself is red or gold. Harder to see on dark colored eyes.

like the ring gets thinner from the outside not innside(not like our eyes) ittl look like its bleeding black into the iris