Footage has captured mountains north of Los Angeles engulfed in flames as multiple major wildfires spread across the city.

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 ...

It's what drives him deep into the dense rainforests of the vast Sierra Madre mountain range day after day, carrying a heavy wicker bag full of fresh saplings on his shoulders. His lean figure ...

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 ...