Piotr Naskrecki / Painted Reed Frog (Hyperolius marmoratus) being eaten by Fishing Spider (Pisauridae), Gorongosa National Park, Mozambique

Cyril Ruoso / Tropical frog (Hyperolius sp) trying to climb onto leaf, Bateke Plateau NP, Gabon.

Christophe Courteau / Reed frog (Hyperolius sp) on water lily, Okavango Delta. Botswana

Chien Lee / Blue Back Frog (Heterixalus madagascariensis), Palmarium Reserve, Madagascar

Piotr Naskrecki / Water Lily Reed Frog (Hyperolius pusillus), Gorongosa National Park, Mozambique

Piotr Naskrecki / Reed Frog (Hyperolius sp), Gorongosa National Park, Mozambique

Cyril Ruoso / Long-nosed Reed Frog (Hyperolius nasutus) male calling, Bateke Plateau National Park, Gabon

Cyril Ruoso / Long-nosed Reed Frog (Hyperolius nasutus), Bateke Plateau National Park, Gabon

Mark Carwardine / Reed / Sedge frog (Hyperolius sp) captive, from Africa

Sergey Gorshkov / Reed frog (Hyperolius sp) Okavango Delta, Botswana

Bert Willaert / Male Baumann's Reed Frog (Hyperolius baumanni) caught and consumed by a huntsman spider. Amedzofe, Ghana.

Bert Willaert / Mating pair of Baumann's Reed Frogs (Hyperolius baumanni). Ghana, October.

Michael D. Kern / African Reed Frog {Hyperolius sp} captive, from south of sahara Africa

Michael D. Kern / African Reed Frog {Hyperolius sp} captive, from south of sahara Africa

Pete Oxford / Painted reed frog {Hyperolius sp} Okavango delta, Botswana

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

Tony Phelps / Reed frog on reed {Hyperolius sp} South Africa

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...

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

Piotr Naskrecki / Painted Reed Frog (Hyperolius marmoratus), Gorongosa National Park, Mozambique

Piotr Naskrecki / Argus Reed Frog (Hyperolius argus), Gorongosa National Park, Mozambique

Piotr Naskrecki / Painted Reed Frog (Hyperolius marmoratus), Gorongosa National Park, Mozambique

Chien Lee / Painted Reed Frog (Hyperolius marmoratus) at night, Okavango Delta, Botswana

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

PREMAPHOTOS / Red spotted reed frog (Hyperolius rubrovermiculatus) on lichen-covered log in the Shimba Hills, Kenya