Differences in Aggressive Behaviors between Two Ant Species Determine the Ecological Consequences of a Facultative Food-for-Protection Mutualism - Robert E. Clark; Michael S. Singer (Journal of Insect Behavior, 2018)

Trenching Behavior by Caterpillars of the Euphorbia Specialist, Pygarctia roseicapitis: A Field Study - E. A. Bernays; M. S. Singer; D. Rodrigues (Journal of Insect Behavior, 2004)