predation

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predation

Forensics
See Postmortem animal predation.

Health insurance
See Predatory pricing.

Public safety
See Sexual predator.

Sexology
See Predatory paraphilia.

predation

see PREDATOR.

predation

the characteristic of preying on other animals as a source of food. Can be a big cause of loss in animal flocks and herds, especially lambs. See also predatory.
References in periodicals archive ?
The size differential between predator and prey was often less than 20 mm.
Based on this comparison, naticids are clearly able to consume bivalves with similar or larger shell lengths than their own, although the maximum size differential between predator and prey can differ markedly among prey species (Kitchell et al.
This ratio (y-axis) was plotted on a graph using Microsoft Excel 2007 against the months (x-axis) and the most horizontal straight line was chosen to represent the best indicator of association between a predator and prey species (Inayat et al.
Longstaff (1980) analyzed the components of functional response of a predatory mite in relation to the temperature and argued that increasing temperature could extend the satiation level of the predator and the length of digestion pause could be reduced due to the (i) greatest distance from which the predator reacts to a prey by attacking it (ii) speed of the movement of both predator and prey, and (iii) proportion of attacks started which are successful.
If both predator and prey are moving, the relative velocity between predator and prey is used.
Thus, when the predator and prey species i undergo cycles, the long-term per capita growth rate of the prey must he zero, so that
Holling (1959a, 1966) considered that there were three basic components of functional responses of predators to prey: the rate of successful search (determined by the reactive distance of the predator to its prey, the rates of movements of both the predator and prey, and the predator's capture success), the time the predator was exposed to the prey, and the handling time (the sum of time spent pursuing, subduing, eating, and digesting prey).
The interaction has to do with bluefish driving prey nearer the surface and with alterations of bird predator and prey fish behavior.
It is difficult to compare the results from this partially open system, allowing predator and prey emigration, to previous studies.
Thus, although we may not use the same explicit form for the predator-prey equations, we agree on the underlying rationale, that changes in predator and prey numbers should be related to consumer/resource ratios.
1] is stable, any oscillations in predator and prey densities will eventually be damped out and both species will coexist at the levels [x.
Detailed information on methods and behavioral repertoires of predator and prey fish will be published elsewhere (Eklov and Persson, unpublished manuscript).