The Four-Ridged Toad has four low ridges on top of the head. Its skin is distinctly warty, body and limbs usually bright orange-brown above. It calls ("kree-kroo, kree-kroo") during the day.
Hides under leaf-litter during the day.
6 cm SV.
Restricted to a few areas but common.
Malay Peninsular, Sumatra, Borneo.