Nuptial feeding encompasses any form of nutrient transfer from the male to the female
during or directly after courtship and/or copulation. In insects, nuptial gifts may take the form …

Publisher Summary To fully appreciate the impact of sperm storage on animal biology, it is
important to understand how animals deliver sperm to storage locations, how they maintain …

The past decade has seen a profound change in the scientific understanding of
reproduction. The traditional view of reproduction as a joint venture undertaken by two …

One hundred years after Darwin considered how sexual selection shapes the behavioral
and morphological characteristics of males for acquiring mates, Parker realized that sexual …

Why do males and females frequently differ so markedly in body size and morphology? Sex,
Size, and Gender Roles is the first book to investigate the genetic, developmental, and …

Recent theoretical and empirical interest in postmating processes have generated a need
for increasing our understanding of the sources of variance in fertilization success among …

The rapidly evolving and often extraordinarily complex appearance of male genital
morphology of internally fertilizing animals has been recognized for centuries [1] …

1. In many organisms, males provide nutrients to females via ejaculates that can influence
female fecundity, longevity and mating behaviour. The effect of male mating history on male …

Previous laboratory studies of Mediterranean fruit flies, Ceratitis capitata (medflies), have
identified large size and protein feeding as positive influences on the ability of males to …

Males of the bruchid beetle Callosobruchus maculatus have spines on their intromittent
organs that puncture the female reproductive tract during mating. Females kick their mates …