Animals on land and sea use sound for different purposes – and alterations in their environment can change the effect it has ...

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!" ...

In nature, interactions between species are often framed in terms of survival—those that hunt and those that are hunted. But research is showing some animals form surprising partnerships, reshaping ...

Scientists studied centuries-old bird feathers from an ancient tomb on the coast, and then traced the origins back to the Amazon.

Scientists suggest female frogs listen for changes in the male calls as a signal for when it's warm enough to mate.