Jen Walsh on the many ways birds can adapt to live in salt marshes
![](https://lovette.eeb.cornell.edu/wp-content/uploads/2019/08/Screen-Shot-2019-08-02-at-10.13.09-AM-200x150.png)
A new paper in Evolution Letters by lab postdoc Jennifer Walsh studies multiple independent cases of adaptation to salt marsh environments, evaluating weather adaptations are species-specific or convergent. The study focuses on four species of North American sparrows that represent four independent, post‐Pleistocene colonization events by an ancestral, upland subspecies and…