Zoonoses, most new human infectious diseased are believed to have come from a animal source. Bacterial: anthrax, brucellosis, E coli0157, Leptospirosis, plaque.
Parasites: cysticercosis/ Taeniasis, Echinococcosis, Toxoplasmosis.
Viral: Avian influenza, Ebola.
Prion: Bovine Spongiform Encephalopathy –BSE