The dominant and ancestral mode of sex determination in the Hymenoptera is
arrhenotokous parthenogenesis, in which diploid females develop from fertilized eggs and …

Whole genome duplication (leading to polyploidy) is widely accepted as an important
evolutionary force in plants, but it is less recognized as a driver of animal diversification …

The braconid parasitoid wasp subfamily Microgastrinae is perhaps the most species-rich
subfamily of animals on Earth. Despite their small size, they are familiar to agriculturalists …

The nectar provision hypothesis posits that biological control by parasitoids can be
enhanced by providing supplemental nectar in the vicinity of cropland. The rationale for this …

The invasive yellow-legged hornet Vespa velutina nigrithorax was accidentally introduced in
Europe in the early 2000s. As is the case in colonies of other wasp and hornet species, V …

Abstract Background The Lysiphlebus fabarum group is a taxonomically poorly resolved
complex of aphid parasitoids, presently split into three described species that comprise …

Climate change has complex impacts on insect life history traits, biogeography, survival,
population dynamics and host-parasitoid seasonal phenologies that affect their synchrony …

Nesidiocoris tenuis (Reuter) is an efficient predatory biological control agent used
throughout the Mediterranean Basin in tomato crops but regarded as a pest in northern …

Inbreeding and inbreeding depression are processes in small populations of particular
interest for a range of human activities such as animal breeding, species conservation, or …

Background When some combinations of maternal and paternal alleles have a detrimental
effect on offspring fitness, females should be able to choose mates on the basis of their …