These dogs came from the British Isles where they were first oriented to hunting fox, rat, otter and the likes over and under the ground. And as its name suggests, 'terrier' came from the word 'terra' which means, 'earth'.

While terriers may be identified through their prominent physical characteristics, they are still divided into various breeds that separate one kind from another.

The following are the subgroups of the terrier breed:

Show Terriers- These are basically bred as small dogs and are used for show rings.

Bull and Terrier Types- these came from breeding between bull dogs and terriers. Only in the last quarter of 1800's did the breeders separate a number of bull dogs from terrier types for distinction.

Hunting and Working Terriers- The breed that was primarily bred for hunting.

Toy Terriers- These are the smaller versions of terriers, which are basically categorized into the companion breed.

To help you understand the various natures of terrier dogs, we have prepared some dog profiles here, please read on.

Airedale Terrier- This is known to be the largest dog in the Terrier breed. Standing an average of 23 inches from the shoulder, this dog shows off both beauty and elegance that make them fit for both dog obedience trials and show rings.

A cross-breed between Otterhound and Black and Tan Terrier, Airedale possess good skill in scent and superb swimming prowess.

Australian Terrier- Probably one of the dog types that have gotten to so many out-crossings with other dog breeds. A cross breed between the forerunner of Dandie Dinmont and rough coated terrier is said to have been migrated into England. The offspring of which was taken to Australia. With the scarcity of dog breeds in this land, many dogs had been crossbred into it which later resulted to a small type having the characteristics of terriers while being a good watchdog and ratter. It stands 10 to 11 inches with a life expectancy of 12 to 14 years.

Border Terrier- A True-blue working terrier, this dog is marked by its medium built while proving to work far better than what its appearance may give. Border Terriers are agile and alert while having the capacity to fit into narrow gaps especially during hunting.

Aside from its being affectionate and good adaptation to training, Border terriers can also make good family pets.

Bull Terrier- Originally bred for dog fighting and bull baiting, this dog is known to have been well-accustomed to courage and good resistance to pain. However, when the bloody dog fights were banned in England during the 1800's, most breeders turned to breeding milder dogs.

Bull Terriers came from these fighting dogs combined with Dalmatian and English Terrier to produce all-white specie. This new breed though is very much reserved from starting fights which gave them the nickname 'White Cavalier'.

There are of course a variety of other terrier species. Initially, you might find them interesting enough to catch your attention but a closer look would lead you to further knowing them. Who knows, you might find your ideal type of dog in this breed.