


Balance, Hearing, and More: Why Some Wasps Have Fat Lower Legs
The fat lower legs that dangle below flying wasps in the family Gasteruptiidae turn out to be filled with insect fat body, and they may play key roles in flight dynamics, detecting vibrations from prey, and even detoxification.

Cuckoo Bumble Bees: What We Can Learn From Their Cheating Ways (If They Don’t Go Extinct First)
Learning how cuckoo bumble bees cheat the eusocial system can tell scientists a lot about how insect sociality evolves and how hosts and parasites coevolve. But, as other bees face declines, cuckoo bees will only get more difficult to study.