Saint Bernard, known for its massive size, gentle temperament, and iconic rescue history in the Swiss Alps, is a working dog breed. Recognized by its thick fur, droopy eyes, and friendly demeanor, it thrives in cold climates and is famed for its lifesaving prowess in snowy terrains.

Swiss Alps, Switzerland

The Saint Bernard is native to the Swiss Alps, which are characterized by cold, snowy winters and mild to cool summers. The region is mountainous with rugged terrain and high altitudes. Snow cover can last for several months, and temperatures can drop significantly in winter.

As a breed developed by monks at the Great St. Bernard Hospice, the Saint Bernard was originally used for rescue work in the mountainous regions. Its ecological niche involves living in areas with heavy snowfall and steep, challenging landscapes. The breed is well-adapted to cold climates with its thick fur and robust build, which enable it to navigate and survive in harsh alpine conditions.