National Parks

The decline of a rare cactus in a national park epitomizes the Trump administration’s failure to protect endangered species along the border.

Will the Trump administration’s recent changes to the implementation of the Endangered Species Act complicate the delicate strategy of grizzly restoration in this remote Washington wilderness?

The USDA’s Wildlife Services program slaughters millions of wild animals every year — including endangered species. It doesn’t have to.

This month brings new books from Greta Thunberg, Robert Macfarlane, the activists behind Extinction Rebellion and other conservation experts.

A movement to protect quiet places is gaining steam on Washington’s Olympic Peninsula, but it has to contend with the Navy’s growing fleet of “Growler” jets.

Decades after being wiped out in the Lone Star State, black bears are slowly returning. Experts fear that a border wall between the United States and Mexico would end that recovery.

Railways can be deadly for animals ranging from elephants to grizzlies and frogs, but we’re just beginning to understand the causes and solutions.

The unexpected announcement reverses a plan to move people out of critical protected habitats — and puts the nation’s amazing biodiversity at risk.

The Sonoran Desert’s iconic species faces an uncertain future because of climate change and drought.

Elected officials and nonprofits groups are wondering why federal workers are being called back from furlough for nonemergency work that aids industry and hunters.