G rowing interest in the evo-lutionary ecology of hostparasite interactionslJ has~ Iplaced
parasites firmly in the centre of many fields that are of considerable interest to ecologists and …

Many important questions in ecology and evolutionary biology can only be answered with
data that extend over several decades and answering a substantial proportion of questions …

Differential allocation occurs when reproductive investment is influenced by mate attractiveness.
Recently, wide-ranging empirical support for differential allocation has been obtained. …

Rapid climate change has been implicated as a cause of evolution in poorly adapted populations.
However, phenotypic plasticity provides the potential for organisms to respond rapidly …

In human societies, cultural norms arise when behaviours are transmitted through social
networks via high-fidelity social learning 1 . However, a paucity of experimental studies has …

The ease of obtaining genotypic data from wild populations has renewed interest in the
relationship between individual genetic diversity and fitness‐related traits (heterozygosity–fitness …

… the risk of contracting a sexually transmitted disease (Sheldon 1993), and may also risk
reduced … Sheldon, BC 1993 Sexually transmitted disease in birds: occurrence and evolutionary …

When the relative fitness of male and female offspring varies with environmental conditions,
evolutionary theory predicts that parents should adjust the sex of their offspring accordingly. …

Reproductive effort can have profound effects on subsequent performance. Field experiments
on the collared flycatcher (Ficedula albicollis) have demonstrated a number of trade-offs …

Microevolution, defined as a change in the genetic constitution of a population over time, is
considered to be of commonplace occurrence in nature. Its ubiquity can be inferred from the …