dog breeds 
There are about 350 breeds of dog, classified into 10 groups according to their morphology and use.
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Very tall pet and guard dog, originally from Germany; it is affectionate and well behaved.
Muscular streamlined dog; it is very swift and is used mainly for hunting and sports competitions.
Large, very muscular dog used as a rescue dog in the Alps.
Energetic and quite independent pet valued for its elegance; it also makes a good guard dog.