4 Life Stages of the Pecan Weevil (IMAGE) Entomological Society of America Caption This shows the four life stages of the pecan weevil: (A) Eggs, circled, photo credit, R.A. Grantham, OSU; (B) fourth-instar larva, photo credit R.A. Grantham, OSU; (C) Pupa inside earthen cell, photo credit, Jerry Payne, USDA/ARS, Bugwood.org and (D) Adult female on pecan. Credit Kevin Coblentz, Tulsa, OK Usage Restrictions Credit required License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.