title: Temporal polyethism and worker specialization in the wasp, Vespula germanica.
authors.affiliation: Department of Zoology, University of Wisconsin-Madison, USA. crhurd@wisc.edu
authors.forename: Christine R
authors.initials: CR
authors.lastname: Hurd
authors.forename: Robert L
authors.initials: RL
authors.lastname: Jeanne
authors.forename: Erik V
authors.initials: EV
authors.lastname: Nordheim