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Close-up of fish melanophores. Fish coloration is produced through specialized cells called chromatophores. The dermal chromatophore is a basic color unit in amphibians, reptiles, and fish which has three cell layers: "the xanthophore (contains carotenoid and pteridine pigments), the iridophore (reflects color structurally), and the melanophore (contains melanin)". [5]
The term "person of color" (pl.: people of color or persons of color; abbreviated POC) [1] is primarily used to describe any person who is not considered "white".In its current meaning, the term originated in, and is primarily associated with, the United States; however, since the 2010s, it has been adopted elsewhere in the Anglosphere (often as person of colour), including relatively limited ...
Animal coloration is the general appearance of an animal resulting from the reflection or emission of light from its surfaces. Some animals are brightly coloured, while others are hard to see. In some species, such as the peafowl, the male has strong patterns, conspicuous colours and is iridescent, while the female is far less visible.
The ability of animals including fish, lizards and frogs to change their colours quickly is discussed. The changing of the pelage of arctic animals is attributed to the indirect effect of the change in temperature, i.e. a physiological response not a simple physical effect. Chapter 8 Variable Protective Resemblance In Insects.
A fish (pl.: fish or fishes) is an aquatic, anamniotic, gill-bearing vertebrate animal with swimming fins and a hard skull, but lacking limbs with digits.Fish can be grouped into the more basal jawless fish and the more common jawed fish, the latter including all living cartilaginous and bony fish, as well as the extinct placoderms and acanthodians.
The state of California has taken steps to strengthen animal cruelty laws, including regulations involving farm animals. In 2018, California voters approved Proposition 12, which mandated more ...
Instead of vision, the animal is thought to use olfaction as the primary sense for foraging, as well as locating or identifying potential mates. A cuttlefish with W-shaped pupils which may help them discern colors. All octopuses [25] and most cephalopods [26] [27] are considered to be color blind. Coleoid cephalopods (octopus, squid, cuttlefish ...
One study found that fish consumption was linked to lower rates of metabolic syndrome while another study linked the omega-3s in fatty fish (like salmon, tuna, and sardines) to healthy aging and ...