Vertebrate sex ratios are notorious for their lack of fit to theoretical models, both with respect
to the direction and the magnitude of the sex ratio adjustment. The reasons for this are likely …

Recent decades have witnessed an explosion of theoretical and empirical studies of sex
allocation, transforming how we understand the allocation of resources to male and female …

Summary 1 In terrestrial ecosystems many species show large population fluctuations
caused by pulsed resources, such as mast seeding. A prime example of a mammal strongly …

In many parts of Europe, wild boar Sus scrofa population increase, and thus, high densities
and dispersal into new areas are accompanied by economic problems. Due to many factors …

Trivers and Willard's suggestion that natural selection favors maternal control of offspring
sex ratio in relation to maternal condition has been much debated. The theoretical …

A positive relationship between clutch size or litter size and latitude exists in birds and many
species of small mammal. Hitherto, however, analyses for large mammals have failed to …

During the last two decades, populations of the wild boar Sus scrofa in Europe have
increased considerably and the species has spread into new areas over the entire continent …

The wild boar population has increased enormously in all of Europe over the last decades
and caused problems like crop damage, transmission of diseases, and vehicle accidents …

Wild boar and feral swine number and range are increasing worldwide in parallel with their
impact on biodiversity and human activities. The ecological and economic impact of this …

This study explored the possibility of sex-specific effects on embryonic survival in
primiparous sows subjected to restricted feed intake during the last week of lactation and …