Fleas are ectoparasitic blood-sucking insects with the ability to jump, which commonly infest wild and domestic animals (mainly dogs and cats) but also humans.
Tularaemia is a zoonosis (infection that could transmit from animals to humans), A range of wild and domestic animals such as hares or rodents may function as the reservoir for tularaemia, as well as ticks.
Tularaemia is a zoonosis (infection that could transmit from animals to humans), caused by the bacterium Francisella tularensis, capable of surviving for weeks at low temperatures in water, moist soil, hay, straw or animal carcasses.
Cholera is an acute diarrhoeal infection caused by the bacterium Vibrio cholera of serogroups O1 or O139. Humans are the only relevant reservoir, even though Vibrios can survive for a long time in coastal waters contaminated by human excreta.