'This light-sensitive tissue makes up the innermost layer of the wall of a pig's eyeball'
Retina
IN A PIG'S EYE!: This light-sensitive tissue makes up the innermost layer of the wall of a pigs eyeball
This light-sensitive tissue makes up the innermost layer of the wall of a pig's eyeball
This light-sensitive tissue makes up the innermost layer of the wall of a pig's eyeball
IN A PIG'S EYE!
Retina
IN A PIG'S EYE!