More than 7,000 species of frogs hop, climb and perch around our world—which means more than 7,000 unique frog calls permeate our air. “The diversity of frog sounds is hard to overstate,” says Mark ...

Deep in the forests of Madagascar, researchers have discovered seven new species of frogs and named them after characters from Star Trek. “The calls of the frogs remind us strongly of iconic ...

An international team of researchers have discovered seven new species of tree frogs that make otherworldly calls in the rainforests of Madagascar. Their strange, high-pitched whistling calls sound ...