Cornea
Sclera
The fibrous tunic is the outermost layer of the human eye. In specific areas are the sclera, or "white of the eye", and the cornea which is continuous of the sclera.
Conjunctiva
LASIK eye surgery is performed on the cornea, the clear covering of the outer part of the eye.
what is seahorse outer-covering
The outer covering of the grain is called Husk.
an ant's outer covering is their exoskeleton
Amphibians do not have outer covering.
The outer covering of the eyeball is cornea.
Bat is a mammal, so it's outer covering is hair whereas bird's outer covering is feather.
Camels have hair as their outer covering.