Are wasps endangered?

Listed here as Least Concern. Check IUCN and national lists for the latest assessment.

Wasp: Key Facts & Natural History

Overview

Wasps are stinging insects with slender, often yellow-and-black bodies, of which the common wasp is one of the most familiar. Many are social species that build paper nests and live in colonies led by a queen, while others are solitary. Wasps are predators and scavengers that help control insect pests, and unlike bees they can sting repeatedly. Their colonies last a single year.

Biology

Wasp (Vespula vulgaris) is classified as Insect with conservation status Least Concern. Typical weight about 0.0001 kg; lifespan around Workers a few weeks; queens about a year.

Ecology

Diet: Omnivore (insects, nectar, sugary foods). Habitat: Gardens, woodlands, and urban areas. Movement and social systems reflect those pressures.

People and this species

Learn before you travel or keep related pets. Wild individuals are not toys; captive care needs species-specific husbandry.

Social and solitary species

Wasps fall into two broad groups: social wasps such as the common wasp and hornets that live in colonies, and the far more numerous solitary wasps that live alone. Social wasps build nests from chewed wood fibers, creating a papery material in which the queen and her workers raise the brood. A colony grows through the summer and then dies off, with only new queens surviving the winter.

Diet and feeding

Adult wasps feed mainly on sugars from nectar, fruit, and human food, while they hunt insects and spiders to feed their growing larvae. This makes them valuable natural pest controllers in gardens and on farms. Late in the season, when the colony stops producing brood, foraging workers often turn to sweet foods, which is when they become a nuisance around picnics.

The sting

Female wasps have a smooth stinger that, unlike a honey bee's, is not left behind, so they can sting many times. The sting is used both to subdue prey and to defend the nest. For most people a sting is painful but harmless, though some individuals are allergic and can have severe reactions.

Habitat and role

The common wasp lives across gardens, woodlands, hedgerows, and urban areas throughout the Northern Hemisphere and has been introduced elsewhere. Wasps play important ecological roles as predators, scavengers, and even pollinators when they visit flowers. By keeping insect numbers in check, they help maintain balanced ecosystems.

Research notes

Figures for wasps (Vespula vulgaris) come from field studies, museum records, and conservation assessments that do not always agree on exact averages. Prefer ranges over single-point claims, and check whether a source describes wild, captive, or mixed populations.

Practical takeaways

If you encounter wasps in the wild, prioritise distance and local guidance. If you care for related domestic or captive animals, match diet and housing to species needs rather than generic pet advice. Share accurate status information (Least Concern) when discussing conservation.