Поиск

1. those types of animals and plants sources of food for which are animals;

2. those animals sources of food for which are animals that are close to them by taxonomy (e.g., fishes feeding on other species of fishes).

interrelations between a predator and a victim in result of which both benefit evolutionary: the predators have food; the populations of victims are sanitated by predators. A system P.v. is one of the forms of self-regulation in wild nature.