my ducks are dying i have about 30 now i had 33. 3 have died they were all looking fine then i went out their at noonish and one was dead the next day the same thing happened then 2 days later the 3rd one died. i have a feeling it was these little birds who are always playing in the water and food. I don't want to lose anymore. please help i will do anything to save my ducks. they were all muscovys who died. the bird i think is called a sparrow.