Chrysidoidea

Chrysidoidea is a superfamily of aculeate wasps, commonly known as cuckoo wasps. These insects are characterized by their often metallic, iridescent coloration, which can range from vibrant blues and greens to reds and golds. This striking appearance is a defining feature of the group. Chrysidid wasps are parasitoids, meaning they lay their eggs in the nests of other insects, primarily solitary wasps and bees. The developing larvae then consume the host's eggs or immature stages, along with any provisions stored in the nest.

The superfamily Chrysidoidea contains a single family, Chrysididae, which is further divided into several subfamilies. These wasps are found worldwide, inhabiting a variety of environments where their host species are present. Their life cycle is intrinsically linked to that of their hosts, and their behavior has evolved to facilitate this parasitic relationship. Females often possess hardened bodies and specialized ovipositors to overcome the defenses of host nests, including those built from mud or silk. The cuckoo wasp's vibrant colors, while beautiful, may also serve as aposematic signals, warning predators of their unpalatability or defensive capabilities.