Bert Willaert / Trivandrum / Golden Frog (Hylarana aurantiaca) looking upwards. Western Ghats, India.

Tim Laman / Frog {Rana similis} Sierra Madre National Park, Luzon, Philippines

Bert Willaert / Trivandrum / Golden Frog (Hylarana aurantiaca) in it's landscape. Western Ghats, India. Vulnerable species.

Bert Willaert / Trivandrum / Golden Frog (Hylarana aurantiaca) in it's landscape. Western Ghats, India. Vulnerbale species.

Bert Willaert / Trivandrum / Golden Frog (Hylarana aurantiaca). Western Ghats, India. Vulnerable species.

Bert Willaert / Trivandrum / Golden Frog (Hylarana aurantiaca). Western Ghats, India. Vulnerable species.

Shibai Xiao / Gunther's frog (Hylarana guentheri) on black background, Bawangling National Nature Reserve, Hainan Island, China.

Bert Willaert / Trivandrum / Golden Frog (Hylarana aurantiaca) on mossy tree trunk. Western Ghats, India.

Bert Willaert / Trivandrum / Golden Frog (Hylarana aurantiaca). Western Ghats, India.

Jouan & Rius / White lipped frog (Rana chalconota) in rainforest, Gunug Gading NP, Borneo, Sarawak, Malaysia

Jouan & Rius / White lipped frog (Rana chalconota) amongst rainforest leaf litter, Gunug Gading NP, Borneo, Sarawak, Malaysia

Jouan & Rius / Spotted stream frog (Rana picturata) Gunug Gading NP, Borneo, Sarawak, Malaysia

Jouan & Rius / Spotted stream frog (Rana picturata) Gunug Gading NP, Borneo, Sarawak, Malaysia

Jouan & Rius / White lipped frog (Rana chalconota) Gunung Gading NP, Borneo, Sarawak, Malaysia

Jouan & Rius / White lipped frog (Rana chalconota) in rainforest, Gunug Gading NP, Borneo, Sarawak, Malaysia

Chien Lee / White-lipped Frog (Hylarana raniceps), Gunung Penrissen, Sarawak, Borneo, Malaysia

Chien Lee / Masked Rough-sided Frog (Hylarana baramica) calling, Gunung Mulu National Park, Sarawak, Borneo, Malaysia

Chien Lee / White-lipped Frog (Hylarana raniceps), Gunung Penrissen, Borneo, Malaysia

Chien Lee / White-lipped Frog (Hylarana raniceps), Bintulu, Borneo, Malaysia

Thomas Marent / True Frog (Hylarana labialis), Forest Research Institute Malaysia, Malaysia

Thomas Marent / True Frog (Hylarana labialis), Forest Research Institute Malaysia, Malaysia

Edwin Giesbers / Schlegel's frog 1+Hydrophylax chalconotus+2 at rest on leaf, Sarawak, Borneo, Malaysia

Edwin Giesbers / Schlegel's frog 1+Hydrophylax chalconotus+2 head portrait at rest on leaf, Sarawak, Borneo, Malaysia

Edwin Giesbers / Schlegel's frog 1+Hydrophylax chalconotus+2 portrait at rest on leaf, Sarawak, Borneo, Malaysia

Chien Lee / Riparian Frog (Hylarana megalonesa), a newly described species of frog, Bukit Sarang Conservation Area, Malaysia

Tim Laman / White-lipped frog (Rana chalconota) perched on a pandanus leaf in the lowland rainforest, Gunung Palung National Park, Borneo, West Kalimantan, Indonesia

Chien Lee / White-lipped Frog (Hylarana raniceps), Kubah National Park, Sarawak, Malaysia

Nick Garbutt / White-lipped frog (Rana chalconota) Danum Valley, Sabah, Borneo, Malaysia

Nick Garbutt / Spotted stream frog (Rana picturata) on stream side rock. Danum Valley, Sabah, Borneo, Malaysia

Tony Heald / Spotted Stream Frog (Rana picturata) Danum Valley, Sabah, Borneo, September

Tony Heald / Cricket Frog [Rana nicobariensis] Bako National Park, Sarawak, Borneo, September

Nick Garbutt / Spotted Stream Frog (Rana picturata) on mossy tree trunk, Danum Valley, Sabah, Borneo

Nick Garbutt / Spotted Stream Frog (Rana picturata) on dead leaves. Danum Valley, Sabah, Borneo

David Shale / Golden backed frog {Rana galamensis} Arabuko Sokoke Forest, Kenya

Doug Wechsler / White lipped frog, Sarawak, Borneo

Premaphotos / White-lipped frog (Rana chalconota) in daytime in rainforest, Sumatra, Indonesia

Premaphotos / Red-eared or paddyfield green frog (Rana erythraea) at night in rainforest, Thailand