Kerala Warty Frog
VU

Kerala Warty Frog

Minervarya keralensis

Declining

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

Overview

Minervarya keralensis is a small nocturnal frog endemic to the Western Ghats region. This species exhibits the characteristic features of night frogs, with a compact body, prominent eyes adapted for low-light conditions, and distinctive toe pads that enable climbing on vegetation and rock surfaces. As an insectivore, it plays a crucial role in controlling pest populations while serving as prey for larger predators, maintaining ecological balance in its forest ecosystems.

The species occurs primarily in India's Kerala state, with additional populations reported in Nepal. It inhabits subtropical and tropical dry forests, as well as areas near permanent freshwater lakes and wetlands. The frog has demonstrated some adaptability to modified landscapes, occasionally found in agricultural areas and other human-altered terrestrial environments.

Minervarya keralensis faces multiple ongoing threats contributing to its vulnerable status and declining population trend. Urban expansion and housing development fragment its forest habitat, while industrial and military effluents contaminate water sources essential for breeding. Agricultural activities, particularly annual and perennial non-timber crops, reduce available habitat.

Logging and wood harvesting further degrade forest ecosystems. Additional pollution sources of unspecified types compound these pressures.

Conservation efforts for this species remain limited, with most protection occurring through existing forest reserves in the Western Ghats. Research continues to better understand population dynamics and habitat requirements.

The current outlook for Minervarya keralensis remains concerning, with continued habitat loss and pollution pressures likely to sustain the declining population trend without enhanced conservation intervention.

Minervarya keralensis faces threats from expanding cities and towns that destroy its natural habitat, along with pollution from factories and industrial waste that contaminates the water and soil where these frogs live. The species is also threatened by logging operations that clear forests and the conversion of land to grow crops like rubber, spices, and other non-timber agricultural products. All of these threats are currently ongoing and appear to be continuing at similar levels.

Threat summary

Habitat

Forest· majorForest - Subtropical/tropical dry· majorArtificial - Terrestrial· majorWetlands (inland) - Permanent freshwater lakes· major

Conservation measures underway

Site/area protectionSite/area managementSpecies recovery

Frequently asked questions

Why is Kerala Warty Frog classified as Vulnerable?
Kerala Warty Frog 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. Minervarya keralensis faces threats from expanding cities and towns that destroy its natural habitat, along with pollution from factories and industrial waste that contaminates the water and soil where these frogs live. The species is also threatened by logging operations that clear forests and the conversion of land to grow crops like rubber, spices, and other non-timber agricultural products. All of these threats are currently ongoing and appear to be continuing at similar levels.
Where does Kerala Warty Frog live?
Kerala Warty Frog occurs in India, and Nepal. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Kerala Warty Frog?
The main threats to Kerala Warty Frog are 1.1, 2.1, 5.3, and 9.2. The full IUCN-classified threat record for this species is detailed on the species page.

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