Koh Chang Island Frog

Fascinating facts about the Koh Chang Island Frog

• The frog's scientific name honors Danish zoologist Ole Theodor Jensen Mortensen, who collected its first specimen on Thailand's Koh Chang island.
• It lives across three countries, Cambodia, Laos, and Thailand.
• Scientists have found it in evergreen forest on lower mountain slopes, in gallery forests, and even at forest edges that have been heavily disturbed.
• While clear-cutting threatens its habitat, the frog can still be spotted up to 800 meters above sea level in disturbed areas.

At a glance

About the Koh Chang Island Frog

Sylvirana mortenseni, known as Mortensen's frog or Koh Chang Island frog, is found in Cambodia, Laos, and Thailand, inhabiting evergreen forest on lower mountain slopes, gallery forest, forest edges and heavily disturbed areas, up to 800 meters above sea level; while clear-cutting is a threat, it can persist in disturbed habitats.

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