Fruit flies are generally highly susceptible to parasitic wasps, but some have stolen a gene from bacteria that makes them resistant. This adult fly, Drosophila melanogaster, has two cysts (made dark ...

Wasps and mantises are both formidable foes in the animal kingdom. But when it comes to attacking one another, only one ...

They are the stuff of nightmares — huge, creepy, crawling (and flying) bugs — and this is the time of year when you’ll find them in large numbers. But don’t worry, these critters are (basically) ...