The long-lost Omiltemi cottontail has been spotted on camera after more than a century, sparking hope for its conservation.

Yet there’s a place in the nearby Sierra Madre Occidental mountains that offers a throwback to the region when it wasn’t so popular. A village that, for the time being, remains amiable ...

Currently, thick-billed parrots are largely restricted to temperate conifer, pine, mature pine-oak and fir forests at elevations of 1200–3600 meters in the Sierra Madre Occidental mountain range ...

The 403m tall Baluarte bridge spans a deep ravine in the Sierra Madre Occidental mountains in northern Mexico. It is part of a new highway crossing some of Mexico's most rugged terrain ...

Officials urged residents in a Sierra Madre neighborhood to be cautious after a mountain lion was spotted Thursday morning. The big cat was seen in the area of North Baldwin Avenue between East ...