Polistes biglumis
VU

Polistes biglumis

Local name: Guêpe à anneaux bordés de jaune, & deux taches jaunes

Unknown

Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Polistes_biglumis

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

Polistes biglumis faces significant pressure from climate change as warming temperatures alter the alpine and subalpine environments where this wasp establishes its colonies. Habitat fragmentation from ski resort development and infrastructure expansion in mountainous regions reduces available nesting sites and disrupts foraging areas. The species' specialized ecological requirements and limited dispersal ability make it particularly vulnerable to environmental changes in its restricted high-altitude range.

Threat summary

Habitat

This social wasp inhabits alpine and subalpine environments, typically establishing paper nests in sheltered locations such as rock crevices, under overhangs, or in low vegetation. The species requires access to alpine meadows and forest edges for foraging, where it hunts insects and collects nectar from mountain wildflowers.

Frequently asked questions

Why is Guêpe à anneaux bordés de jaune, & deux taches jaunes classified as Vulnerable?
Guêpe à anneaux bordés de jaune, & deux taches jaunes is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. Polistes biglumis faces significant pressure from climate change as warming temperatures alter the alpine and subalpine environments where this wasp establishes its colonies. Habitat fragmentation from ski resort development and infrastructure expansion in mountainous regions reduces available nesting sites and disrupts foraging areas. The species' specialized ecological requirements and limited dispersal ability make it particularly vulnerable to environmental changes in its restricted high-altitude range.
Where does Guêpe à anneaux bordés de jaune, & deux taches jaunes live?
Guêpe à anneaux bordés de jaune, & deux taches jaunes occurs in Andorra, Armenia, Austria, Azerbaijan, Belgium, and Bosnia & Herzegovina (plus 29 other countries). Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Guêpe à anneaux bordés de jaune, & deux taches jaunes?
The main threats to Guêpe à anneaux bordés de jaune, & deux taches jaunes are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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