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Fleas feed on a wide variety of warm-blooded vertebrates including dogs, cats, rabbits, squirrels, ferrets, rats, mice, birds, and sometimes humans. Fleas normally specialise in one host species or group of species, but can often feed but not reproduce on other species. Ceratophyllus gallinae affects poultry as well as wild birds. [29]
The human flea (Pulex irritans) – once also called the house flea [1] – is a cosmopolitan flea species that has, in spite of the common name, a wide host spectrum. It is one of six species in the genus Pulex ; the other five are all confined to the Nearctic and Neotropical realms . [ 2 ]
The most infamous flea-to-human transmitted disease is the bubonic plague, which was caused by the bacterium Yersinia pestis. The plague, fevers, tularemia: The diseases fleas can carry and how to ...
Some can. Humans have their own species of fleas, Cohen said, but they can't live long off of people. She said a main determinant if you have fleas are long itchy red bites on the skin. The ...
The fleas that transmit the disease only directly infect humans when the rat population in the area is wiped out from a mass infection. [16] Furthermore, in areas with a large population of rats, the animals can harbor low levels of the plague infection without causing human outbreaks. [15]
The bacteria is transmitted through the bites of infected fleas, which spread it between rodents, pets and humans. People can also get plague through touching infected bodily fluids, so health ...
Problems caused by fleas may range from mild to severe itching and discomfort to skin problems and infections. Anemia may also result from flea bites in extreme circumstances. Furthermore, fleas can transmit tapeworms and diseases to pets. When fleas bite humans, they may develop an itching rash with small bumps that may bleed.
Flea medicines need to be used with care because many of them also affect mammals. Pyrethrin based flea treatments meant for dogs can be hazardous to cats. Flea and tick ointment is also hazardous to humans. If the product comes into contact with human skin, it is recommended to wash thoroughly with soap and water. [3]