which of the animal is a carrier of h1n1
Swine influenza The H1N1 form of swine flu is one of the descendants of the strain that caused the 1918 flu pandemic.[64][65] As well as persisting in pigs, the descendants of the 1918 virus have also circulated in humans through the 20th century, contributing to the normal seasonal epidemics of influenza.[65] However, direct transmission from pigs to humans is rare, with only 12 recorded cases in the U.S. since 2005.[66] Nevertheless, the retention of influenza strains in pigs after these strains have disappeared from the human population might make pigs a reservoir where influenza viruses could persist, later emerging to reinfect humans once human immunity to these strains has waned.[67]
Wastewater If the wastewater contains human feces, as is the case for sewage, then it may also contain pathogens of one of the four types:[2][3]
Blood Blood is a body fluid in humans and other animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells.[1]
Frances Fisher Frances Louise Fisher[1] (born 11 May 1952)[2] is a British-American actress.