Flesh-eating screwworms are feasting on pets; 4 dogs and cat attacked this weekT1Covered by 1 source · first reported by Ars Technica at 30 Oct, 22:36 UTCUSDA has identified 74 animal cases in US since parasitic flies invaded in June.SourcesT1Flesh-eating screwworms are feasting on pets; 4 dogs and cat attacked this weekArs Technica30 Oct, 22:36