Sealed within an eggshell, how can chicks prepare for the world into which they are about to hatch, with no obvious direct ...

The babbling of zebra finches creates connections in the brain that enable them to memorize the song of their tutor. The picture shows a zebra finch chick (2nd from left) between a female (left) and a ...

Their first vocalizations help young zebra finch males to memorize the songs of adults. When babies learn to talk or birds learn to sing, the same principle applies: listen and then imitate. This is ...