Wildfires can burn and spread differently depending on what vegetation they burn. The two fires in northern Arizona have ...

In the eyes of the BLM, pinyon pine and juniper trees are weedy species that invade sagebrush rangelands and increase the risk of wildfire.

The U.S. Fish and Wildlife Service agreed to review the pinyon jay’s status under the Endangered Species Act, meaning it could be listed as endangered of threatened following federal research.

Of the five species, including two pinyon pines and three junipers, Pinus edulis, more commonly referred to as two-needle pinyon or simply pinyon, showed the greatest declines, with about 24% of ...

Pinyon Jays and piñon pines have a mutualistic symbiotic relationship – that means the two species benefit off each other.

Of the five species, including two pinyon pines and three junipers, Pinus edulis, more commonly referred to as two-needle pinyon or simply pinyon, showed the greatest declines, with about 24% of ...

The pinyon jay is a keystone species of these arid forests of diverse piñon pines and junipers, extending over 150,000 square miles across 13 Western states.

The pinyon jay is a keystone species of these arid forests of diverse piñon pines and junipers, extending over 150,000 square miles across 13 Western states.

The fight to save the blue birds is struggling to take off. Defenders of Wildfire petitioned he U.S. Fish and Wildlife Service to officially list the pinyon jay as an endangered species in April 2022.

One of the most attractive California native evergreen trees is singleleaf pinyon pine.

Drive through some of the piñon stands in northern Arizona and you'll probably find people out gathering the cherished nuts.