No. They generally retain their color from life until they start to decay.
This depends on the snake. In general, most snakes eyes dont change colour, they are usually brown to black and should look shiney. If your snakes eyes have suddenly turned grey and this is the first time you have noticed, it could be shine of stress or ill health in the snake. Cornsnake Kid.
Garter snakes do not usually play dead, no.
carefully
No.
The sky doesn't turn grey; there are just grey clouds in the sky that are also blocking the sun.
Unknown
no
no.
Get grey hair dye or just let it turn natural grey.
They turn blue because the body no longer sirculates blood and the color change is the body's way of saying "I'm dead." Hope that helps you...
Never
No,Only hognose snakes play dead.