 [ Symptoms ] how did my 1 year old get scabbies he is not in day care started off looking like flea bites or something on his legs every few days a few more would pop up he has about 15 20 bites after a week or two i started getting these bites he is not in a daycare except on sundays in the nursery is scabies something he had to get passed to himor how is it accrued by the first person in order to pass it also i found the return air duct under the house is on the ground after it rained it filled my home with a musty dirt smell could this have done it [ Disease ] scabies assuming he was accurately diagnosed is a human parasite it is passed on to him by another human it could be from someone the cares for him at the sunday nursery or it did not come from the faulty air duct