The genus Gracixalus belongs to the family of Old World Tree Frogs and is geographically dispersed from Myanmar and western Thailand to Laos, Vietnam, and further to southern China. Despite the ...

From whale songs to lion roars, animals have evolved to stretch their voices across distances so that friends—and sometimes foes—can hear them. Each sound is coded with messages like "Come here!" ...

Insects are capable of reproducing in fascinating ways. Throughout the world, these diverse critters feature a wide range of anatomy, each specialized to their environment. The hissing cockroach is ...