A food web is a detailed interconnecting diagram that shows the overall food relationships between organisms in a particular environment. The simplest explanation is that food webs are "who eats whom" ...

A principal aim of ecologists is to identify critical levels of environmental change beyond which ecosystems undergo radical shifts in their functioning. Both food-web theory and alternative stable ...

To assess the validity and the reproducibility of a newly developed web-based, self-administered food frequency questionnaire (web-FFQ). To the best of our knowledge, no web-based FFQ has been ...