Tag: parasitic fly

• Question of the Week – Parasitism

  

  What is happening to this polyphemus moth cocoon? Unfortunately, I’ll not be rewarded with a large, beautiful Polyphemus moth this spring, as this caterpillar was parasitized by a Tachinid fly. Most of the time, when you hear about caterpillars being parasitized it is by small parasitoid wasps. Tachinidae is a diverse family of parasitic flies that…

  Justin Ballew

  February 5, 2026

  Question of the Week

  cocoon, parasitic fly, parasitism, parasitoid, polyphemus moth, Question of the Week, tachinid fly