Benoit Guenard (left) and Eli Sarnat collect ants from a rotting log in a coastal forest in North Carolina.
Evolutionary biologist Yuko Ulrich examines an experiment tracking division of labor in different size colonies of the clonal raider ant, Ooceraea biroi. The Rockefeller University, New York, USA.
Eli Sarnat examines a vial of ants in North Carolina.
Benoit Guenard, an expert on the ant fauna of North Carolina, peers at a collection of live Aphaenogaster destined for phylogenetic study by other myrmecologists.
Myrmecologist Ricardo ("Bob") Solar ponders the sharp mandibles of an Atta laevigata soldier, the world's largest leafcutter ant.
Carrancas, Minas Gerais, Brazil
Andrea Walker (University of Illinois) collecting specimens at Ant Course 2012 in Uganda.
Rodrigo Feitosa, a myrmecologist at São Paulo's Zoology Museum, holds the drawer containing the Martialis heureka holotype specimen.
São Paulo, Brazil
Jack Longino (University of Utah) gives an evening lecture on ant ecology at Ant Course 2012 in Uganda.
Christian Rabeling excavates a nest of fungus-growing ants in Texas.
Flavia Esteves (Universidade de São Paulo) breaks up rainforest soil to look for rare species at Ant Course 2012 in Uganda.
Ant paleontologist examines a piece of amber at NJIT.
Andy Suarez (University of Illinois) and Corrie Moreau (Field Museum) use aspirators to collect ants from a leaf litter sample. Ant Course 2012, Uganda.
Myrmecologist Júlio Chaul sorts ponerine ants at the collection in Viçosa, Minas Gerais. Natural history collections are vital repositories of information.
Viçosa, Minas Gerais, Brazil
Mathematical ecologist Felipe Neves, a graduate student at the Universidade Federal do Paraná, demonstrates the use of an aspirator to collect ants.
Morretes, Paraná, Brazil
Moses Olotu examines ants under the microscope at Ant Course 2012 in Uganda.
Myrmecologist Lori Lach and the horror of the yellow crazy ant invasion of tropical Queensland, Australia.
Scott Powell peers into the nest entrance of Cephalotes rohweri turtle ants.
Scott Powell examines ants collected from the nectaries of a barrell cactus in southern Arizona.
Scott Powell in the Sonoran Desert where he studies Cephalotes rohweri turtle ants.