The English Toy Terrier, known for its sleek black and tan coat, is a small, elegant breed with a lively and alert demeanor. Originating in England, it was originally bred for ratting and companionship. It is known for its distinctive 'candle flame' ears and agile nature.

The English Toy Terrier, also known as the Black and Tan Toy Terrier, is native to England, United Kingdom. Its development is closely linked to the regions of Northern England, where it was originally bred for ratting and as a companion dog.

As a domesticated breed, the English Toy Terrier primarily inhabits human-altered environments such as homes and urban areas. It does not have specific wild habitat requirements but is well-suited to living in a variety of indoor settings. The breed prefers temperate climates typical of the United Kingdom, with moderate temperatures and humidity levels.

The English Toy Terrier occupies the ecological niche of a small companion animal. It was originally bred for its agility and speed to control vermin populations, particularly in urban and suburban settings. Today, it primarily serves as a companion dog, adapting well to various household environments. Its small size and low maintenance needs make it suitable for apartment living and urban settings, where it often thrives as a pet.