Purple martins arriving to Pennsylvania from the Amazon are in a "housing crisis." Here's how some are trying to help these birds.

"I'm part bird," John Gerwin chuckled, as he guided a group of volunteers and children through the process of tracking the Purple Martin bird at the Prairie Ridge Ecostation in Raleigh. "I'm part bird ...

Purple martins, famously finicky, scorn handsome nest boxes mounted by well-intentioned folks, leaving the fancy abodes to starlings and sparrows. Designer apartments rust, languish into eyesores and ...

A hawk or an eagle had been circling overhead earlier, so Tom Fiorini wasn’t sure the purple martins would be hanging around Thursday morning as he led a couple of visitors to the birds’ new dwelling ...

Every summer, thousands of purple martins fly into Texas to roost and fuel up on insects before heading to South America for the winter. More than 200,000, and sometimes up to 500,000 of the songbirds ...

Learn how citizen scientists helped scientists measure the deadly impact of the Great Texas Freeze on purple martins.