Demersal fish flounder, sole, turbot, plaice, and halibut. The adult fish of many species have both eyes on one side of the head. When the fish hatches, one eye is located on each side of its head. But as the fish grows from the larval stage, one eye migrates to the other side of the body as a process of metamorphosis. The flatfish then changes its habits, and camouflages itself by lying on the bottom of the ocean floor with both eyes facing upwards. The side to which one eye migrates depends on the species; with some species both eyes are ultimately
Orange-eyed nudibranch cerata are reddish or orange with white tips. The colour of the cerata varies with diet. This nudibranch feeds on a variety of hydroids. Its egg mass is a broad coil of one or two whorls. Orange-eyed nudibranch The orange-eyed nudibranch, scientific name "Cratena capensis", is a species of sea slug, specifically an aeolid nudibranch. It is a marine gastropod mollusc in the family Facelinidae. This species has only been found around the South African coast from Saldanha Bay to Port Alfred, intertidally to at least 30 m. It is endemic to South Africa. The orange-eyed nudibranch grows to between