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Rather, blue eyes result from structural color in combination with certain concentrations of non-blue pigments. The iris pigment epithelium is brownish black due to the presence of melanin. [54] Unlike brown eyes, blue eyes have low concentrations of melanin in the stroma of the iris, which lies in front of the dark epithelium.
They also have characteristic black masks, relatively large eyes, and often have brownish-orange rostral scales (snouts). Unlike adults, hatchlings and yearlings (first full active season) have dorsal blotches that fade completely by the third year; however, juvenile patterning is still visible on the venter until late in the snake's third season.
Why do razor bumps happen? "The term razor bump is used to describe two conditions," Love explains. "One is skin irritation that can occur with shaving, particularly when shaving with dull razors ...
Blue hair does not naturally occur in human hair pigmentation, [1] although the hair of some animals (such as dog coats) is described as blue. Some people (typically of East Asian descent) are born with black hair that is so dark that it appears to have a metallic blue luster. In Japan, the beauty ideal for a woman is to have glossy "blue-black ...
Both the eyes and legs are still of the normal colour. Leucism (/ ˈ l uː s ɪ z əm,-k ɪ z-/) [2] [3] [4] is a wide variety of conditions that result in partial loss of pigmentation in an animal—causing white, pale, or patchy coloration of the skin, hair, feathers, scales, or cuticles, but not the eyes. [4] It is occasionally spelled leukism.
Central heterochromia, blue with brown. Central heterochromia is also an eye condition where there are two colors in the same iris; but the arrangement is concentric, rather than sectoral. The central (pupillary) zone of the iris is a different color than the mid-peripheral (ciliary) zone.
If someone uses the term "serial killer eyes" as a descriptor, a specific color, shape, or size might not come to mind, but you'd certainly know what they're talking about.
Head of Tabanus atratus showing large compound eyes, short antennae (between and below the eyes) and stout piercing mouthparts Tabanid species range from medium-sized to very large, robust insects. Most have a body length between 5 and 25 mm (0.2 and 1.0 in), with the largest having a wingspan of 60 mm (2.4 in). [ 11 ]