The darker it gets in an area, the more the iris will open because it has to let in more light so the sheep can see.
The inferior oblique muscle of the eye, abducts, elevates and laterally rotates the eye
The iris gives the eye it's color. It is not a muscle.
eye muscles according to traffic school.
The inferior rectus is an extraocular muscle that is attached to the bottom of the eye. This muscle helps the eye move downward.
A Pope's Eye is a Scottish term for an edible sheep's gland. The gland is a lymph gland surrounded by fat in the leg of the sheep.
The Orbicularis oculi muscle squints the eye.
Orbicularis oculi is a wide flat muscle that encircles the eye.
The muscle of a sheep's heart is thick for the same reason our heart muscle is thick. It is thick as it has to pump blood around the body, and so it is under a lot of pressure.
The sheep's eye is concave, the surface of the shape of the lens are circular.
Mexico
*Concaved* (Sigh)