Zafar , Amina, Amara Akhtar, and Ayesha Noreen. 2025. “Impact of Heavy Metals (Zinc and Copper) on the Survival Rate and Reproductive Behaviour of Earthworm (Eisenia Fetida)”. Indus Journal of Bioscience Research 3 (5):420-25. https://doi.org/10.70749/ijbr.v3i5.1358.