List of top Ecology and Evolution Questions on Ecology and Environment

\(\beta\)-diversity quantifies the difference in species composition between two ecological communities. Which one of the following statements is correct about \(\beta\)-diversity?
Small islands tend to have fewer species than nearby large islands. Which one or more of the following reasons explain(s) this outcome?
Which one of the following processes is not likely to lead to the stable coexistence of two species at the same trophic level within an ecological community?