Sclera nitrogenous sugar, hexosamine) to embed the fibrils. The cornea, unlike the sclera, has five layers. The middle, thickest layer is also called the stroma. The sclera, like the cornea, contains a basal endothelium, above which there is the lamina fusca, containing a high count of pigment cells. Sometimes, very small gray-blue spots can appear on the sclera, a harmless condition called scleral melanocytosis. Human eyes are somewhat distinctive in the animal kingdom in that the sclera is very plainly visible whenever the eye is open. This is not just due to the white colour of the human sclera, which many
The Eye of Silence The Eye of Silence The Eye of Silence (), 1943–44, is a painting by German dadaist and surrealist Max Ernst. For "The Eye of Silence" Ernst employed a technique called decalcomania to create arbitrary textures on the canvas, which he then reworked to resemble rock formations and forms of animals, plants, and architecture. The imagery on the surrealist canvas has been described as a primordial-like landscape, "in which rock-hard and gelatinous formations coexist under a forbidding sky." "The Eye of Silence" has also been described as, "part vegetation, part rock and part bejewelled baroque palace. A fusion of animal, mineral