The Fourche Terrier is a small, lively dog breed known for its friendly and energetic nature. It typically has a dense coat that can be either wavy or straight, often seen in various colors. This breed is a cross between the West Highland White Terrier and the Yorkshire Terrier, inheriting traits from both parents.

The Fourche Terrier is not a wild animal species with a native region, but rather a designer dog breed developed by crossing the West Highland White Terrier and the Yorkshire Terrier. Therefore, it does not have a natural geographical distribution or native region.

As a domesticated dog breed, the Fourche Terrier is typically found in human environments, including homes and urban settings. They adapt well to various climates, provided they have adequate shelter and care.

The Fourche Terrier's ecological niche is as a companion animal. They are bred for companionship and thrive in environments where they receive attention, exercise, and mental stimulation.