ALONG BOULDER LAKE — Halle Lambeau had to duck just a bit when an adult tree swallow sprung for its next box and flew off, rattled by Lambeau’s effort to look inside the box for eggs. “You now have a ...

Concern about how climate change affects food security usually focuses on agriculture in resource-poor countries. But disruptions to weather patterns threaten food supplies for wildlife too. Walk ...

The cliff swallow, an aerial insectivore that keeps down the bugs around here, also has some flight tricks to teach developers of guided missile systems.According to the Charlotte (North Carolina) ...

A new study led by the University of Colorado at Boulder has shown the testosterone of male North American barn swallows skyrocketed early in the breeding season when their breast colors were ...