CR

Altiphrynoides osgoodi

Unknown

Overview

Altiphrynoides osgoodi is a critically endangered toad species endemic to the high-altitude regions of East Africa, specifically found in the Ethiopian Highlands. This small amphibian belongs to the family Bufonidae and represents one of the most threatened members of its genus. The species inhabits montane environments at elevations typically above 3,000 meters, where it has adapted to the harsh conditions of Afroalpine ecosystems.

Like other members of the Altiphrynoides genus, A. osgoodi is characterized by its specialized adaptations to high-altitude living, including physiological modifications that allow it to survive in low-oxygen environments with extreme temperature fluctuations. The species faces severe threats from habitat degradation and loss, primarily driven by agricultural expansion, livestock grazing, and human settlement in its limited range.

Climate change poses an additional significant threat, as rising temperatures force the species to retreat to increasingly higher elevations with diminishing suitable habitat. The fragmented nature of its remaining populations makes the species particularly vulnerable to local extinctions. Conservation efforts for A.

osgoodi are limited by the remote and challenging nature of its habitat, as well as competing land use pressures in the region. Research on the species remains incomplete, with significant gaps in knowledge regarding its population size, reproductive biology, and specific ecological requirements. Immediate conservation action is needed to prevent the extinction of this endemic Ethiopian amphibian, including habitat protection and further scientific study to inform management strategies.

Altiphrynoides osgoodi faces severe threats from habitat destruction caused by agricultural expansion and livestock grazing in the Ethiopian Highlands. Climate change compounds these pressures by forcing the species to retreat to higher elevations where suitable habitat becomes increasingly scarce.

Threat summary

Habitat

This species inhabits high-altitude Afroalpine environments in the Ethiopian Highlands, typically occurring above 3,000 meters elevation. It occupies montane ecosystems characterized by extreme temperature fluctuations and specialized vegetation adapted to harsh alpine conditions.

Forest· majorForest - Subtropical/tropical moist montane· major

Conservation measures underway

Site/area protectionEx-situ conservationLegislation

Frequently asked questions

Why is Altiphrynoides osgoodi classified as Critically Endangered?
Altiphrynoides osgoodi is classified as Critically Endangered — facing an extremely high risk of extinction in the wild — because population sizes are very small, declining sharply, or restricted to a tiny range. Altiphrynoides osgoodi faces severe threats from habitat destruction caused by agricultural expansion and livestock grazing in the Ethiopian Highlands. Climate change compounds these pressures by forcing the species to retreat to higher elevations where suitable habitat becomes increasingly scarce.
Where does Altiphrynoides osgoodi live?
Altiphrynoides osgoodi occurs in Ethiopia. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Altiphrynoides osgoodi?
The main threats to Altiphrynoides osgoodi are 1.1, 5.4, and 8.1. The full IUCN-classified threat record for this species is detailed on the species page.

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