It has been argued that females should be able to choose parasite-resistant mates on the
basis of the quality of male secondary sexual characters and that such signals must be …

Models of sexual selection typically assume a cost to the production and maintenance of
sexually selected traits. However, within a population, individuals of high phenotypic quality …

Postmating death of all males is reported for the first time in field populations of two species
of dasyurid marsupials, Parantechinus apicalis and Dasyurus hallucatus. These results differ …

This study investigates a reported decline in the proportion of male Rattus lutreolus velutinus
in a trappable population during winter. A four hectare trapping grid was maintained …

Attention has long been focused on the relationship between stress and aging, both under
the guise of stress as an accelerator of normal aging and of aging as a time of impaired …