Their first experiment seemed to bear this out. After the team snipped the tails off tadpoles of the western clawed frog (Xenopus tropicalis), they observed increased glucose levels in the ...

The African clawed frog is an evolutionary marvel — an entirely aquatic species with powerful hind legs, flattened bodies, ...

A female African clawed frog, Xenopus laevis, was housed at the Biological Resources Facility of North Carolina State University in a tank with two other females. The frog was ∼1.5 years old and ...