Fleas are also intermediate hosts for tapeworms and can transmit bacteria, viruses, and protozoa. (oregonvma.org)
Fleas are carriers of disease including the plague and also serve as an intermediate host for tapeworms, both of which are potentially hazardous to you and your family as well. (thedrakecenter.com)
Fleas act as an intermediate host for tapeworm, as adult fleas consume the tapeworm eggs. (patrickmahaney.com)