These tiny frogs have an enormous voice for their size, and the recent warm evenings have been filled with their lovely chorus.

Drawing parallels with other species, not naming names, the voices of female frogs are being drowned out by their much louder male counterparts – so much so we only know how 1.4% of the ladies ...

Males of the South American species incubate their young in their vocal sacs. The London Zoo recently established a breeding colony to save the frog from extinction. By Franz Lidz The folk song “Frog ...