Piotr Naskrecki / Pygmy Leaf-folding Frog (Afrixalus vibekensis), Atewa Range, Ghana

Chris Mattison / Cochran's running frog (Kassina cochranae), captive, occurs in West Africa

Chris Mattison / Cochran's running frog (Kassina cochranae), captive, occurs in West Africa

Piotr Naskrecki / Tai Forest Treefrog (Leptopelis occidentalis), Ghana

Piotr Naskrecki / Tai Forest Treefrog (Leptopelis occidentalis) sitting in crook of stem, Ghana

Piotr Naskrecki / Nigeria Banana Frog (Afrixalus nigeriensis), Atewa Range, Ghana

Piotr Naskrecki / Ivory Coast Running Frog (Kassina arboricola), Atewa Range Forest Reserve, Atewa Range, Ghana

Thomas Marent / Spotted Madagascar Reed Frog (Heterixalus punctatus), Andasibe-Mantadia National Park, Madagascar

Thomas Marent / Spotted Madagascar Reed Frog (Heterixalus punctatus), Andasibe-Mantadia National Park, Madagascar

Thomas Marent / Spotted Madagascar Reed Frog (Heterixalus punctatus), Andasibe-Mantadia National Park, Madagascar

Thomas Marent / Spotted Madagascar Reed Frog (Heterixalus punctatus), Andasibe-Mantadia National Park, Madagascar

Piotr Naskrecki / Long-nosed Reed Frog (Hyperolius nasutus) on stem, Okavango Delta, Botswana

Piotr Naskrecki / Long-nosed Reed Frog (Hyperolius nasutus) clinging to stem, Botswana

Piotr Naskrecki / Painted Reed Frog (Hyperolius marmoratus) portrait, Okavango Delta, Botswana

Piotr Naskrecki / Painted Reed Frog (Hyperolius marmoratus) changing color from darkly patterned to white by contracting or expanding skin cells called chromatophores, white skin reflects sunlight effectively lowering...

Piotr Naskrecki / Painted Reed Frog (Hyperolius marmoratus) clinging to reed, Okavango Delta, Botswana

Piotr Naskrecki / Painted Reed Frog (Hyperolius marmoratus) clinging to stem, Botswana

Piotr Naskrecki / Cochran's Running Frog (Kassina cochranae) rarely jumps, it instead prefers to run swiftly on its beautifully spotted legs, Guinea, West Africa

Piotr Naskrecki / African Tree Frog (Leptopelis hyloides) common in West African forests, their adaptations to the arboreal lifestyle such as enlarged toe pads and grasping fingers are examples of evolutionary converge...

Piotr Naskrecki / Sierra Leone Reed Frog (Hyperolius chlorosteus) clinging to branch, Guinea, West Africa

Pete Oxford / Betsileo Reed Frog (Heterixalus betsileo) this frog has variable color morphs ranging from white to green and commonly seen in gardens around Antananarivo, central highlands, Madagascar

Pete Oxford / Betsileo Reed Frog (Heterixalus betsileo) this frog has variable color morphs ranging from white to green and commonly seen in gardens around Antananarivo, central highlands, Antananarivo, Madagascar

Mark Moffett / African Reed Frog (Hyperolius nitidulus) wet skin hardens into shellac and keeps frog glued onto stick through the heat of summer, Ivory Coast temperatures up to 43 degrees Celsius, Ivory Coast, Afric...

Mark Moffett / African Tree Frog (Leptopelis sp) portrait, Ivory Coast, Africa

Michael & Patricia Fogden / Painted Reed Frog (Hyperolius marmoratus) male calling from seasonal pond, savannah, South Africa

Gerry Ellis / Tinker Reed Frog (Hyperolius tuberilinguis) on Fever Tree bark, Ndumo Game Reserve, South Africa

Gerry Ellis / Argus Reed Frog (Hyperolius argus) juvenile on leaf, Ndumo Game Reserve, South Africa

Gerry Ellis / Painted Reed Frog (Hyperolius marmoratus) on leaf, Ndumo Game Reserve, South Africa

Gerry Ellis / Painted Reed Frog (Hyperolius marmoratus), Ndumo Game Reserve, South Africa

Gerry Ellis / Argus Reed Frog (Hyperolius argus) female portrait, Ndumo Game Reserve, South Africa

Gerry Ellis / Painted Reed Frog (Hyperolius marmoratus) clinging to leaf, Ndumo Game Reserve, South Africa

Michael & Patricia Fogden / Painted Reed Frog (Hyperolius marmoratus) male calling from seasonal pond, savannah, South Africa

Michael & Patricia Fogden / Water Lily Reed Frog (Hyperolius pusillus) male calling to female, seasonal ponds, savannah, South Africa

Michael & Patricia Fogden / Water Lily Reed Frog (Hyperolius pusillus) male calling to female, seasonal ponds, savannah, South Africa

Konrad Wothe / Blue Back Frog (Heterixalus madagascariensis) resting on leaf, eastern Madagascar

Norbert Wu / Seychelle Islands Tree Frog (Tachycnemis seychellensis), an endemic species, sleeps under palm frond during the day, Seychelles, Indian Ocean

Thomas Marent / Blue Back Frog (Heterixalus madagascariensis), Ranomafana National Park, Madagascar

Premaphotos / Tree frog (Leptopelis sp) in cryptic daytime resting pose on a leaf in rainforest, Uganda