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acanthodians. Most fish are cold-blooded, their body temperature varying with the surrounding water, though some large active swimmers like white shark and...

Fish gills are organs that allow fish to breathe underwater. Most fish exchange gases like oxygen and carbon dioxide using gills that are protected under...

derives from the insect's silvery light grey colour, combined with the fish-like appearance of its movements. The scientific name (L. saccharinum) indicates...

the fish accumulate the acids by consuming either microalgae or prey fish that have accumulated omega-3 fatty acids. Fatty predatory fish like sharks...

Fish farming or pisciculture involves commercial breeding of fish, most often for food, in fish tanks or artificial enclosures such as fish ponds. It...

A fish scale is a small rigid plate that grows out of the skin of a fish. The skin of most jawed fishes is covered with these protective scales, which...

Like humans and other animals, fish suffer from diseases and parasites. Fish defences against disease are specific and non-specific. Non-specific defences...

first fish lineages belong to the Agnatha, or jawless fish. Early examples include Haikouichthys. During the late Cambrian, eel-like jawless fish called...

Oily fish are fish species with oil (fats) in soft tissues and in the coelomic cavity around the gut. Their fillets may contain up to 30% oil, although...

Fish and chips is a hot dish consisting of fried fish in batter, served with chips. The dish originated in England, where these two components had been...

The Siamese fighting fish (Betta splendens), commonly known as the betta, is a freshwater fish native to Southeast Asia, namely Cambodia, Laos, Myanmar...

protruding from the body of fish that interact with water to generate thrust and help the fish swim. Apart from the tail or caudal fin, fish fins have no direct...

have lost the swim bladder again, mostly bottom dwellers like the weather fish. Other fish—like the opah and the pomfret—use their pectoral fins to swim...

ngapi(မျှင်ငပိ)(Burmese Fish Paste made from small fish) In Cambodia, fish sauce is called tik trei (Khmer: ទឹកត្រី, tœ̆k trei). Just like prahok, it is believed...

Ningyo (人魚, "human fish") as the name suggests, is a creature with both human and fish-like features, described in various pieces of Japanese literature...

language does not have a special culinary name for food prepared from fish like with other animals (as with pig vs. pork), or as in other languages (such...

which includes lobe-finned fish like coelacanths and lungfish, as well as and tetrapods), was the most diverse group of bony fish in the Devonian. Sarcopterygians...

usually been cooked for a long time. It can be contrasted with fish sauce, which is like a fish paste except it is not cooked for so long, is a thick liquid...

common dolphinfish (Coryphaena hippurus) is a surface-dwelling ray-finned fish found in off-shore temperate, tropical, and subtropical waters worldwide...

practice, products from several kilograms of wild fish are used to produce one kilogram of a piscivorous fish like salmon. Plant and insect-based feeds are also...