"All nests usually cluster in the same tree, and the birds stick together as a family unit ... only 3% of this original ...

The U.S. Fish and Wildlife Service has downlisted the red-cockaded woodpecker from an endangered species to a threatened ...

At one point in the 1970s, the red-cockaded woodpecker population had dipped as low as 1,470 clusters — or groups of nests.

"All nests usually cluster in the same tree, and the birds stick together ... said Harlan. Red-cockaded woodpeckers were one of the first species designated as "endangered" in the United States ...

Thirty-eight per cent of the world’s trees are at risk of extinction according to the first Global Tree Assessment, published ...

Discover some of the animal species moving closer to extinction in the latest IUCN's Red List – and why their populations are ...

The International Union for the Conservation of Nature (IUCN) announced at least 40 percent of tree species around the world ...

The number of threatened trees is more than double the number of threatened birds, mammals ... number of threatened tree species included on the Red List all the more troubling.

Today is both Halloween and the last day of Bat Week, which makes it the perfect day to admire beautiful bats like these four ...

The number of threatened trees is more than double the number of threatened birds, mammals ... number of threatened tree species included on the Red List all the more troubling.

Learn about the Lights Out DC project, which aims to reduce bird collisions with buildings. New law mandates bird-safe design ...