Explain how one species outcompeting another can reduce breeding success in a community.

When one species outcompetes another for resources such as food, mates, or territory, the less competitive species may struggle to survive and reproduce. This can lead to a decline in their population size, ultimately reducing their breeding success as fewer individuals are available to mate and produce offspring.

This answer effectively demonstrates an understanding of the concept of competition and its impact on breeding success. It highlights the relationship between resource availability and reproductive outcomes, which is crucial for understanding community dynamics.