VU

Kosciuscola sp. nov. 8 'K. cognatus NSW and Vic Clade'

Unknown

Overview

This grasshopper belongs to the genus Kosciuscola, a group of Acrididae grasshoppers within the order Orthoptera known for their association with Australia's alpine and subalpine environments. Members of this genus are recognised for their capacity for temperature-dependent colour change, shifting hue as ambient conditions vary, a trait linked to thermoregulation in cold, high-elevation climates. As with related species, individuals are likely to be ground- or vegetation-dwelling, feeding on grasses and low-growing alpine flora, and contributing to montane food webs as prey for birds and other invertebrate predators.

This lineage, referred to as the "NSW and Vic Clade," is restricted to forested habitats in New South Wales and Victoria, occupying a naturally limited range within south-eastern Australia's higher-elevation landscapes. No reliable population figures are currently available, and the population trend is listed as unknown.

The species faces several ongoing pressures. Recreational activities, including foot and vehicle traffic associated with tourism, can degrade vegetation and soil structure in its habitat. Invasive non-native species, including introduced plants and animals, threaten to alter habitat composition and introduce competitive or predatory pressures.

Habitat shifting and alteration, linked to changing climatic conditions, pose risks to the specialised alpine and subalpine environments this species depends on. Fire and altered fire regimes, including both suppression and increased wildfire frequency, further threaten habitat stability.

Specific conservation programs targeting this clade are not well documented, though it would likely benefit from broader efforts to protect Australian alpine ecosystems, manage invasive species, and regulate recreational land use in national parks and reserves. Given its restricted range and multiple concurrent threats, the species' conservation trajectory remains uncertain, warranting continued monitoring and habitat protection.

This grasshopper faces ongoing pressure from human recreational activities in its habitat, competition or predation from invasive species, and changes to its natural surroundings caused by shifting environmental conditions. Wildfires and the way fires are managed or suppressed also pose a continuing risk to its survival. All of these threats are currently active and show no signs of easing, suggesting the pressures on this species remain steady rather than improving.

Threat summary

Habitat

Forest· major

Conservation measures underway

Site/area protectionHabitat & natural process restoration

Frequently asked questions

Why is Kosciuscola sp. nov. 8 'K. cognatus NSW and Vic Clade' classified as Vulnerable?
Kosciuscola sp. nov. 8 'K. cognatus NSW and Vic Clade' 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. This grasshopper faces ongoing pressure from human recreational activities in its habitat, competition or predation from invasive species, and changes to its natural surroundings caused by shifting environmental conditions. Wildfires and the way fires are managed or suppressed also pose a continuing risk to its survival. All of these threats are currently active and show no signs of easing, suggesting the pressures on this species remain steady rather than improving.
Where does Kosciuscola sp. nov. 8 'K. cognatus NSW and Vic Clade' live?
Kosciuscola sp. nov. 8 'K. cognatus NSW and Vic Clade' occurs in Australia. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Kosciuscola sp. nov. 8 'K. cognatus NSW and Vic Clade'?
The main threats to Kosciuscola sp. nov. 8 'K. cognatus NSW and Vic Clade' are 11.1, 6.1, 7.1, and 8.1. The full IUCN-classified threat record for this species is detailed on the species page.

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