First, tadpoles grow back legs, then front ones. Skin grows over the gills they use to breathe underwater. Their tails shrink and eventually disappear.

She added, "The fossil reveals that the morphology of tadpoles has remained almost unchanged over the last 160 million years.

The oldest recorded fossils of adult frogs date back to around 217 million years ago, in the Late Triassic Period, but the ...

Scientists have discovered how to identify frogs from their tadpoles in a step towards saving amphibians from extinction. Conservation efforts to protect the breeding grounds of endangered frogs ...

Tadpoles are to frogs as oranges are to apples. They are so very different, University of Cincinnati Professor Daniel Buchholz said. In his biology lab, he and his students are using a National ...

Some tadpoles have not grown into frogs this year due to the poor weather Tadpoles have decided not to turn into frogs because of this year's bad weather. The young amphibians usually begin their ...

Eggs of high-elevation frogs may be 30 percent larger than those of lowland females, giving tadpoles a head start. Eggs and tadpoles of mountain frogs have developed resistance to genetic damage ...

Young frogs and toads, after they first hatch from eggs, are called tadpoles. Over the next two weeks they change dramatically, called metamorphosis. First, tadpoles grow back legs ...