Charles Darwin

Skeletons of domestic pigeons facing each other. The left skeleton has a short beak, the right one has a long beak.

Darwin’s short-beak enigma solved

A mutation in the ROR2 gene is linked to beak size reduction in numerous breeds of domestic pigeons. Surprisingly, mutations in ROR2 also underlie a human disorder called Robinow syndrome.


FLIES ENDANGER DARWIN’S FINCHES

One of the most common finch species – the medium ground finch – may face extinction within several decades due to parasitic flies that infest their nests, according to a new study done at the U.