Artículo:

Fossils reveal how ancient birds got their beaks

Autor:

GRETCHEN VOGEL

Resumen:

3D scan of fossil still in rock uncovers agile, toothed beak, and illuminates evolutionary steps to modern birds.

Página:

477

Publicación:

Science

Volúmen:

360

Número:

6388

Periodo:

4 mayo 2018

ISSN:

00368075

SrcID:

00368075-2018-05-04.txt