Researchers and campaigners suspect pollution killed the rare Titicaca water frogs that are endemic to the famous lake and derive their nickname from their wrinkly skin

Scientists are investigating the mysterious deaths of at least 10,000 endangered frogs, in a river which leads into South America’s most famous lake on Peru’s border with Bolivia.

The dead Titicaca water frogs were found along a 50km (30 mile) stretch of the Coata river, a tributary which flows into the 8,372 sq km Lake Titicaca, according to Peru’s wildlife and forestry service Serfor.

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Source: Guardian Environment