Edwin Giesbers / Mantella frog (Mantella baroni) portrait, Madagascar

Alan Watson / Baron's mantella frog (Mantella baroni) showing underside in rainforest at 1,200 metres, Ranomafana National Park, Madagascar

Alan Watson / Baron's mantella frog (Mantella baroni) sitting on leaf in rainforest at 1,200 metres, Ranomafana National Park, Madagascar

Nick Garbutt / Mantalla Frog (Mantella baroni) on rainforest floor, Ranomafana National Park, south east Madagascar.

Edwin Giesbers / Mantella frog (Mantella baroni) on leaf, Madagascar

Edwin Giesbers / Mantella frog (Mantella baroni) on leaf, Madagascar

Edwin Giesbers / Mantella frog (Mantella baroni) on leaf, Madagascar

Chien Lee / Baron's Mantella (Mantella baroni), Mantadia National Park, Madagascar

Chien Lee / Baron's Mantella (Mantella baroni) frog, Mantadia National Park, Madagascar