Living closer to human populations as well as their domestic animals tends to make wild dogs far more susceptible to infectious diseases. Transmitted primarily by domestic dogs, diseases like rabies and canine distemper can devastate whole packs. Tekst udostępniany na licencji Artistic Commons: uznanie autorstwa, na tych samych warunkach, z https://www.youtube.com/watch?v=GC_NpBE1jAQ