Competition: Competition occurs when two organisms compete for the same resource ... pursuing the gazelle mentioned above, are excellent examples of predation. In its broadest sense, the term ...

This is an example of coevolution ... As with human arms races, the competition between coevolving organisms can have different outcomes. Sometimes the predator reduces the prey population ...

When an individual directly alters the resource-attaining behavior of other individuals, the interaction is considered interference competition. For example, when a male gorilla prohibits other ...

Organisms within an ecosystem are organised ... populations of all species remain relatively constant over time. In the example above the amount of grass, and the numbers of rabbits and foxes ...

There are, however, rare examples of asexual species that reproduce ... conditions must sometimes favor it, even in competition for a niche with sexually reproducing species.

An ecosystem is maintained by organisms' interactions with their environment and each other through various relationships. Predator-prey, symbiotic relationships, competition, and parasitism are ...

Examples of primary producers include plants and algae. These organisms are also known as autotrophs. Primary consumers are animals that eat the primary producers. They are named as such because ...