Polistes carnifex, commonly known as the executioner wasp, is found in Central and South America. It is known for its striking yellow and black coloration and large size, reaching up to 3 cm. This wasp builds paper-like nests and plays a role in controlling pest populations.

Polistes carnifex, commonly known as the executioner wasp, is native to the Neotropical region. Its geographical distribution includes parts of Central and South America, with confirmed sightings in countries such as Mexico, Belize, Costa Rica, Panama, Colombia, Ecuador, Venezuela, and Brazil.

Polistes carnifex typically inhabits tropical and subtropical environments. These regions are characterized by warm temperatures with high humidity levels. The climate is conducive to lush vegetation, often comprising rainforests and deciduous forests.

Polistes carnifex is a social wasp species that often builds its nests in sheltered areas such as under leaves, branches, or the eaves of buildings. It plays a role in controlling pest insect populations, as it preys on other insects to feed its larvae. The species is also involved in pollination, although it is not the primary pollinator.