A study of the super-diverse bird groups, which include Darwin's finches, has found that modular skull parts helped them adapt to different roles. Adaptive radiation is the rapid evolution of many ...

Evolutionary biologists aim to form fundamental connections between microevolutionary processes and macroevolutionary patterns based on comparative datasets of population-level variation. In a new ...

In addition to shrinking and regrowing, shrew skulls change shape with the seasons. Sorex unguiculatus (Photo: T.