Abstracts

Thomas Fogle

Abstract


James D. Hengeveld—The Adaptive (?) Significance of Brood Reduction in the Red-winged Blackbird (Angelaius phoeniceus)

John B. Iverson—Patterns of Relative Fecundity in Snakes

Mohinder S. Jarial—Light Microscopic and Ultrastructural Features of the Gut of the Balsam Woolly Aphid, Adelges piceae Ratz

Michael D. Johnson—Parental Investment in the Bee Ceratina calcarata Robertson (Hymenoptera: Xylocopidae): A Preliminary Study

Michael P. Kowalski—Territorial Behavior in the Prothonotary Warbler, Protonotaria citrea, Between- and Within-season Territory Relocations

James R. Litton, Jr.—A Record of the Freshwater Nemertean Prostoma graecense (Bohmig) in Indiana

James R. Litton, Jr.—Seasonal Abundance of the Psammic Rotifers of Spicer Lake, Indiana

William J. Rowland—Visual Signals in Sticklebacks: A Reexamination and Extension of Some Classic Experiments

Sherman A. Minton—Venom Antigens in Oral Secretions of Colubrid Snakes

Roderick A. Suthers—Physiology of Vocalization by an Echolocating Bird

Licia Wolf—An Experimental Study of Biparental Care in the Dark-eyed Junco


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