Man is the only reservoir for
Entamoeba histolytica is predominantly found in primates (including humans) and occasionally in dogs, cats, cattle and pigs. 
The parasite has a worldwide distribution and is prevalent in tropical and subtropical countries.
Salmonella - The most common are animal reservoirs are chickens, turkeys, pigs, and cows; dozens of other domestic and wild animals also harbor these organisms.
Campylobacter jejuni - C. jejuni is carried by most of these animal reservoirs and is the predominant species isolated from chickens and cattle.
Y. Enterocolitica - dogs, sheep, wild rodents, and environmental water may also be a reservoir of pathogenic Y. enterocolitica strains.
Ref : http://parasite.org.au/para-site/text/entamoeba-text.html#:~:text=Host%20range%3A%20Entamoeba%20histolytica%20is,in%20tropical%20and%20subtropical%20countries
Salmonella
Campylobacter jejuni
E. histolytica
Y. enterocolitica