Scientists have triggered long-term growth of legs in adult frogs, which are naturally unable to regenerate limbs. The frogs regrew a lost leg over months, triggered by just 24 hour exposure to a five ...

For millions of patients who have lost limbs, the possibility of regaining function through natural regeneration remains out of reach. Regrowth of legs and arms remains the province of animals such as ...

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

Frogs are a diverse group of short-bodied, tailless amphibians in the order Anura. They occur across most of the world (excluding polar regions), with the greatest species richness in the tropics, and ...