BIRD-SONG is one of the most charming mysteries in nature; it has no counterpart in art. I have at times fancied there was some analogy between it and the art of poetry, but there is none, in fact.

Myriad bird species will be flying through northern Illinois in the next couple of months, filling the region with bird songs as they fly to their northern breeding grounds or establish nesting spots ...

Scientists simulated how drought conditions could change the song of Darwin’s medium ground finches by digitally modifying recordings to mimic what would happen as their beaks grew larger over ...