Females may invest more in reproduction if they acquire mates of high phenotypic quality,
because offspring sired by preferred partners may be fitter than offspring sired by non …

Sperm competition is a well-recognised agent in the evolution of sperm and ejaculate
structure, as well as variation in female quality. Models of the evolution of ejaculate …

Aims of the study were to assess the conservation status of the threatened indigenous
crayfish species Austropotamobius italicus in Central Italy and to investigate the effects of …

Sperm competition models predict that males should adjust their sperm expenditure
according to the risk and/or intensity of sperm competition. In this paper, we analysed …

Résumé Over the last decades, the populations of Austropotamobius pallipes have
decreased markedly all over Europe. If we evaluate the ecological factors that determine its …

The white-clawed crayfish's habitat has been profoundly modified in Piedmont (NW Italy)
due to environmental changes caused by human impact. Consequently, native populations …

This is a study of movements and artificial shelters use by a 3-year established population of
Austropotamobius pallipes complex, in a lentic environment in the Parco Lombardo della …

Sperm competition models predict that males should adjust their sperm expenditure
according to the risk and intensity of sperm competition, increasing it when competing with at …

A breeding population of the Nearctic Signal crayfish Pacifastacus (Pacifastacus)
leniusculus leniusculus (Dana, 1852) is reported in a small tributary of the Bormida river in …

The Austropotamobius pallipes complex is formed by the two species A. pallipes and A.
italicus, recently defined only on genetic basis, without obvious morphological features for …