The Caspian Gull’s European Advance: Root Causes and the Next Frontiers
A powerful source population, a freshwater corridor and unusual ecological plasticity have carried the Caspian Gull from Ukraine to the North Sea — and further expansion seems inevitable.
Beyond North and South: Vertical Migration in the White-chested Alethe
Using a barometric pressure logger, researchers documented seasonal vertical migration in a White-chested Alethe, revealing how African forest birds track rainfall, food availability, and elevation rather than latitude.
Gyorgy Szimuly
American Oystercatchers Take to the Rooftops: A Desperate Response to a Shrinking Coastline
As coastal nesting habitats disappear, American Oystercatchers along Florida’s Gulf Coast are turning to gravel rooftops—an extraordinary but risky adaptation driven by urban expansion and shrinking shorelines.
Abigail McKay
Sound-based surveys uncover fine-scale habitat selection in the declining Crested Tit
New research from Finland suggests that Crested Tits respond more to fine-scale forest structure than to forest age in early spring, challenging assumptions about how habitat quality is defined in managed boreal forests.
Gyorgy Szimuly
