Bill disparity and feeding strategies among fossil and modern penguins

M Chávez-Hoffmeister - Paleobiology, 2020 - cambridge.org
One of the most remarkable differences between Paleogene penguins and their living
relatives is the shape and length of their beaks. Many of the Eocene and Oligocene …

The mandibulosphenoidal joint in penguins, albatrosses, and petrels: comparative anatomy and functional implications

CIA Acosta Hospitaleche, A Piro, MA Sosa - 2020 - ri.conicet.gov.ar
We discuss the potential use of the mandibulosphenoidal joint structures to interpret the diet
and trophic habits of penguins, albatrosses, and petrels. For this purpose, several species of …