Tag: brown-headed cowbird

August 5, 2022

JWM: What strategies protect vireo nests from cowbird parasitism?

When it comes to raising chicks, brown-headed cowbirds have a strategy that would infuriate helicopter parents—they let other species do it. Female cowbirds visit the nests of typically smaller songbirds...

October 17, 2017

WSB study: Grassland passerine nest survival goes up in flames

For decades, wildlife managers have used prescribed fires to limit woody vegetation on North America’s grasslands, maintaining them much as natural fires once did. Recent research conducted on the North...

December 19, 2016

Endangered vireo population rebounds

On Dec. 15, the U.S. Fish and Wildlife Service proposed removing the black-capped vireo (Vireo atricapilla) from the Federal List of Threatened and Endangered Species because “[it] has recovered so...