Affiliation: | Australian Research Centre for Urban Ecology, Royal Botanic Gardens Melbourne, School of Botany, University of Melbourne, Parkville, Victoria 3010, Australia, email; National Center for Ecological Analysis and Synthesis, University of California, 735 State Sreet, Suite 300, Santa Barbara, CA 93101, U.S.A.; Departments of Mathematics and Zoology, University of Queensland, St. Lucia, Queensland 4072, Australia |