A group of biologists has studied Nasonia parasitic wasps, which are about the size of a sesame seed, and they serve as one of the best models to dissect and characterize the evolution of insect ...

Grape phylloxera -- the insect that nearly wiped out wine production at the end of the 19th century in France -- hijacks a grape vine's reproductive programs to create a leaf gall, which it uses as a ...

While most animals reproduce sexually, some species rely solely on females for parthenogenetic reproduction. Even in these species, rare males occasionally appear. Whether these males retain ...

Osaka, Japan – As the days grow shorter, many animals prepare for the approaching winter by suspending reproduction. Insects, for example, accumulate energy stores while halting ovarian development ...