Overview of Monarch Breeding Biology / Karen S. Oberhauser -- Temporal and Geographical Variation in Monarch Densities: Citizen Scientists Document Monarch Population Patterns / Michelle D. Prysby and Karen S. Oberhauser -- Effects of Female Age, Female Mass and Nutrients from Males on Monarch Egg Mass / Karen S. Oberhauser -- Natural Enemies and Survival of Monarch Eggs and Larvae / Michelle D. Prysby -- Effects of Monarch Larval Host Plant Chemistry and Body Size on Polistes Wasp Predation / Linda S. Rayor -- The Effect of Fire Ants on Monarchs Breeding in Texas / by William H. Calvert -- Effects of Milkweed Latex and Cardenolides on Foraging and Maintenance Behaviors of First Instar Monarch Butterfly Larvae / Tammi Hoevenaar and Stephen B. Malcolm -- Behavioral and Genetic Components of Male Mating Success in Monarchs / Michelle J. Solensky and Karen S. Oberhauser -- Survival of Experimental Cohorts of Monarch Larvae Following Exposure to Transgenic Bt Corn Pollen and Anthers / by Laura C. H. Jesse and John J. Obrycki -- Migration / Michelle J. Solensky -- Monarch Butterflies' Migratory Behavior Persists Despite Changes in Environmental Conditions / Sandra M. Perez and Orley R. Taylor -- Stopover Ecology of Monarchs in Coastal Virginia: Using Ornithological Techniques to Study Monarch Migration / Andrew K. Davis and Mark S. Garland -- Characteristics of Fall Migratory Monarch Butterflies, Danaus plexippus, in Minnesota and Texas / Jane Borland ...[et al.] --

Documenting the Spring Movements of Monarch Butterflies with Journey North, a Citizen Science Program / Elizabeth Howard and Andrew K. Davis

Overwintering Biology / Michelle J. Solensky

Two Methods Estimating Overwintering Monarch Population Size in Mexico / William H. Calvert

Locations and Area Occupied by Monarch Butterflies Overwintering in Mexico from 1993 to 2002 / Eligio Garca-S̕errano, Jaime Lobato Reyes, and Blanca Xiomara Mora Alvarez

Can't See the Forest for the Butterflies: The Need for Understanding Forest Dynamics at Monarch Overwintering Sites / Andrš F. Keiman and Miguel Franco

Design and Implementation of a New Protected Area for Overwintering Monarch Butterflies in Mexico / Monica Missrie

Catastrophic Winter Storm Mortality of Monarch Butterflies in Mexico during January 2002 / Lincoln P. Brower ...[et al.]

Spatial and Temporal Pattern of Monarch Overwintering Abundance in Western North America / Dennis Frey and Andrew Schaffner

Analysis of the Pattern of Distribution and Abundance of Monarch Overwintering Sites along the California Coastline / K. L. H. Leong ...[et al.]

Environmental Factors Influencing Postdiapause Reproductive Development in Monarch Butterflies / Liz Goehring and Karen S. Oberhauser

Modeling the Distribution and Abundance of Monarch Butterflies / Karen S. Oberhauser

Transmission of the Protozoan Parasite, Ophryocystis elektroscirrha, in Monarch Butterfly Populations: Implications for Prevalence and Population-Level Impacts / Sonia M. Altizer, Karen S. Oberhauser, and Kari A. Geurts

Spatial and Temporal Population Dynamics of Monarchs Down-Under: Lessons for North America / Myron P. Zalucki and Wayne A. Rochester

Simulating the Development and Migration of the Monarch Butterfly / Johannes J. Feddema ...[et al.].