Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Fossil discoveries unlock chapters of our planet’s storied ...

Biologists recently announced that they have released the first broad scale, comparative, fine-grained analysis linking the amplitude, or volume, of a birds' song to its vocal frequency, or pitch.

Male zebra finch calls attract mates – and maybe, coincidentally, you? Raina Fan Logan S. James, The University of Texas at Austin; McGill University Animals do all sorts of things to attract each ...

The fossil of a Jurassic bird unearthed in southeastern China has major implications for the history of avian evolution, researchers say. Subscribe to read this story ad-free Get unlimited access to ...

Navaornis hestiae (center) documents a previously unknown intermediate stage in the evolution of the central nervous system between the earliest birds (like Archaeopteryx on the left) and living birds ...