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flockingthe active coming together of animals to form a flock. In most organisms this usually takes place outside the breeding season. The term is normally limited to birds and mammals. fish are usually described as schooling, and insects as swarming. Such grouping may serve as a defence against predators, or as a means of transferring information on food supplies, where one member of the group may follow another to a known good feeding area.
1. counterpart of herding but for a flock.
2. precipitation, usually by the addition of a chemical, of protein in a solution for the purpose of clarifying it.