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In physics, a fundamental interaction or fundamental force is a mechanism by which particles interact with each other, and which cannot be explained in terms of another interaction. Currently, it is believed that there are four fundamental interactions: Strong interaction, weak interaction, gravitation, and electromagnetism.

Anchovy is any member of the more than 100 species of small, largely marine, herring-like fish comprising the family Engraulidae. Most are characterized by a large mouth, with the upper jaw extending well behind the eye and the jaw articulation well behind the eye, as well as a long, pig-like snout extending beyond the tip of the lower jaw.