- Science
- Global
How invasive house sparrows are helping scientists detect dangerous contaminants
- March 2, 2026 at 5:00 PM
- 20 views
The house sparrow is a highly invasive pest in North Carolina, and bluebird enthusiasts frequently throw their eggs out and remove their nests to keep them from overtaking the nestboxes that bluebirds call home. A new study puts those discarded eggs to use in detecting heavy metal contaminants in bluebird habitats, which often border human communities.
Originally published at Phys.org