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 Centre for Foreign Animal Disease and untreatable diseases, which can be spread easily through airborne or casual contact. All animal diseases classed as Level 4 are zoonotic, meaning that they can transfer to humans. Staff wear pressurized biosafety suits which are disinfected after each session. All air and waste are sterilized on exit. NCFAD maintains a staff of approximately 65 people; primarily scientists and laboratory technicians. www.inspection.gc.ca National Centre for Foreign Animal Disease The National Centre for Foreign Animal Disease (NCFAD), located in the Canadian Science Centre for Human and Animal Health in Winnipeg, Manitoba, is part of the Canadian Food Inspection Agency’s National Centres