Prion, Viral, Bacterial and Fungal Pathogens of Animals [LL821]; Animal Nutrition (General) [LL500]; Animal Nutrition (Physiology) [LL510]; Non-communicable Diseases and Injuries of Animals [LL860]; Feed Composition and Quality [RR300]; Pets and Companion Animals [LL070]; nutrient requirements; inflammatory bowel diseases; feed supplements; feed formulation; pets; ferrets; Ferret coronavirus; Ferret enteric coronavirus; Helicobacter mustelae; Mustela; Mustelidae; Fissipeda; carnivores; mammals; vertebrates; Chordata; animals; eukaryotes; Alphacoronavirus; Coronavirinae; Coronaviridae; Nidovirales; positive-sense ssRNA Viruses; ssRNA Viruses; RNA Viruses; viruses; Helicobacter; Helicobacteraceae; Campylobacterales; Epsilonproteobacteria; Proteobacteria; Bacteria; prokaryotes; dietary standards; food requirements; nutritional requirements; pet animals