The invasive Houdini fly (Cacoxenus indagator), a kleptoparasitic insect about the size of a fruit fly, is spreading across North America and significantly impacting mason bee populations. Over her ...

Traps are to be set for yellow-legged hornets after the invasive species, which poses a risk to honey bees, was found in Wales earlier this year. A dead nest belonging to the insect, also known as the ...