There are animals trying to cross as if their life depended on it,” researcher Erick Meza told the Society of Environmental Journalists’ conference.

Granite Construction has won a $70-million contract for seven miles of new border wall in Hidalgo County, Texas, while ...

The first Trump administration built long segments of steel wall on Arizona's border. Conservationists fear wildlife will ...

but also rare fish Homeland Security Secretary Kristi Noem traveled to Nogales in March to film a video announcing the restart of wall construction elsewhere along the U.S.-Mexico border.