Pack animal Pack animal A pack animal or beast of burden is an individual or type of working animal used by humans as means of transporting materials by attaching them so their weight bears on the animal's back, in contrast to draft animals which pull loads but do not carry them. Traditional pack animals are diverse including camels, goats, yaks, reindeer, water buffaloes, and llamas as well as the more familiar pack animals like horses, donkeys and mules. The term "pack animal" is traditionally used in contrast to "draft animal", which is a working animal that typically pulls a load behind itself
National Animal Identification System system will be part of the National Animal Identification System, which will track all livestock in the United States from farm to fork. NAIS has the ability to make American animal products more marketable overseas. Some countries have restricted the importation of some animal products because of the potential for disease. The European Union doesn't require trading-partner countries to fulfill its traceability requirements, though the EU says common practice among some of its food-business operators is to ask for trading partners to comply with regulation as part of contractual agreements. Some of the concerns with NAIS include financial, civil rights,