This is having a huge ecosystem impact and the native birds have been declining.’ Adult wasps don’t eat the prey they kill - they feed it to their young, known as larvae. Social species capture ...

We are starting to see the most impressive wasp found in Ohio. Eastern cicada killers (Specius speciosus) are large, solitary wasps. The cicada killer is one of the largest wasps in North America.

However wasps also pollinate flowers as well as killing pests and are just as important to the environment as bees. The problem, according to Dr Seirian Sumner, of University College London ...