Wildlife managers, scientists and conservationists have a more complete ecological map of the American West with the release ...

The findings challenge previous assumptions about butterfly migration and highlight the role of phenotypic plasticity.

DAR ES SALAAM is a commercial city that attracts many people in search of better opportunities, leading to significant ...

Painted lady butterflies are world travelers. The ones we encounter in Europe fly from Africa to Sweden, ultimately returning to areas north and south of the Sahara. But what determines whether some ...

Painted lady butterflies are world travelers. The ones we encounter in Europe fly from Africa to Sweden, ultimately returning ...

Painted lady butterflies are world travelers. The ones we encounter in Europe fly from Africa to Sweden, ultimately returning to areas north and south of the Sahara.

H5N1, known as bird flu, has been detected in a backyard poultry flock in San Mateo County, the California Department of Food ...

Near a row of plastic domes, a group of other migrant workers was setting the stage for replanting. A pickup truck emerged ...

WATCH: The history and legacy of birthright citizenship in the U.S.

These days, it's no longer exceptional for migratory birds to fly back in February, with climate change driving birds' earlier spring migration. "Milder springs have advanced the spring migration of ...

In the 2018 study that showed two waves of migration to South America, Moreno-Mayar and his team sequenced 10,000-year-old genomes from Brazil and were shocked to find this same genetic signature. 9 ...