Man is the only reservoir of

In Japanese encephalitis Heron act as the reservoir, host and pig act as the amplifier host. Humans are the only natural host of measles. Monkeys are often infected but they seem to acquire the infection from the human. * All warm-blooded animals including man are susceptible to rabies infection though some may be highly susceptible and another intermediate (man and dog). Ref: Textbook of Microbiology, Ananthanarayan and Paniker; 9th edition