Interaction An interaction occurring between the individuals that make up a single species.

Within the same species, such as in intraspecific competition for mates.

between individuals of same species.

Within a species (eg mating interactions, varieties, etc.).

Term that means "within one species." In the Purple Martin, intraspecific nest-site competition (which is competition between or among Purple Martins for nesting compartments) is one of the major causes of porch squabbles.

Occurring within a species or involving members of one species.

within a single species

Literally, within the species; and so used to describe differences in appearance or behavior between or among the members of a species.