More than a quarter of the breeding population of purple martins died in Texas and Louisiana during the winter storm.

Researchers say the storm's impact could last for years.

Thousands of birds, including beloved purple martins, died in "The Great Texas Freeze" of 2021. A study published in Nature ...

North America’s largest swallow, the purple martin, was hit hard by winter storms in 2021. With erratic weather events becoming more common, experts are concerned about the bird's long-term survival.

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

Thousands of purple martins died across Texas and Louisiana during the February 2021 winter storm, and a newly published peer-reviewed study now quantifies the scale of that loss for the first time.