Avian influenza viruses are circulating continuously in ducks. inducing a mostly asymptomatic infection. while chickens are accidental hosts highly susceptible to respiratory disease. This discrepancy might be due to a different host response to the virus between these two bird species and in particular to a different susceptibility to reinfection. https://www.bekindtopets.com/discount-Pituitary-gland-Spanish-flash-find/