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Furthermore, the blood contained in the fish flesh retracts to the gut cavity, which produces a better coloured and flavoured fillet, and prolongs shelf life. This method is considered to be the fastest and most humane method of killing fish. [4]
Disemboweling a fish during food preparation Swine inspection by USDA of disemboweled hogs. Disembowelment, disemboweling, evisceration, eviscerating or gutting is the removal of organs from the gastrointestinal tract (bowels or viscera), usually through an incision made across the abdominal area.
Evisceration is a method of autotomy involving the ejection of internal organs used by animals as a defensive strategy. Sea cucumbers (Holothuroidea) eject parts of the gut in order to scare and defend against potential predators such as crabs and fish.
Fish physiology is the scientific study of how the component parts of fish function together in the living fish. [2] It can be contrasted with fish anatomy, which is the study of the form or morphology of fishes. In practice, fish anatomy and physiology complement each other, the former dealing with the structure of a fish, its organs or ...
The fish all open their mouths and opercula wide at the same time (the red gills are visible in the photo below—click to enlarge). The fish swim in a grid where the distance between them is the same as the jump length of the copepods.
B12 is found in a wide array of animal-based foods, as it's produced by a gut bacteria that is then accumulated in the muscle tissue of most herbivorous animals, including fish, cows, chickens ...
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