These birds live on Shetland, Fair Isle, the Outer Hebrides, and a tiny, remote outpost called St. Kilda. On the mainland, a ...
"Their genetic distinctiveness is so high, that it is likely they are on their way to becoming new species." ...
Wrens on Scottish islands are double the size of their mainland counterparts and on their way to becoming a new species.
A new study of British wrens has provided new insights into the inner workings of "island syndromes," according to research led by the University of Birmingham. The paper, published in the ...
Scientists have uncovered wrens inhabiting remote Scottish islands have evolved to reach twice the mass of their relatives ...