Senay Yitbarek*a, Ivette
Perfecto , and John H. Vandermeera
a) Department of Ecology and Evolutionary Biology,
University of Michigan,
830 N. University Ave
Ann Arbor, MI 48109
bSchool of Natural Resources and Environment,
University of Michigan
440 Church Street
Ann Arbor, MI 48109-1115
Keywords: Biological invasions, community ecology, invasive
ants, biogeography.