Appendix figures:
Figure A1. Mean (black dot) and range (red lines) male:female ratio as reported in the S. noctilio literature. Dotted line denotes a 1:1 ratio. 1Spradbery and Kirk (1978); 2Eskiviski et al. (2004); 3Neumann (1987); 4Taylor (1981); 5Hurley et al. (2008); 6Iede et al. (1998); 7Zondag and Nuttall (1977).
Figure A2. Relationships between body length and head width (a), body length and mass (b), and head width and mass for developing S. noctilio larvae and pupae, by wasp sex.
Data Accessibilty Statement: All data from this project will be stored on Dryad at the time of acceptance.
Competing Interests Statement: The authors declare no competing interests
Author Contributions: JRG and BPH conceived and designed the experiments. KEV processed all samples, recorded and processed relevant data, and performed preliminary analyses and interpretation. JRG performed final data analysis and wrote the manuscript. BPH provided editorial advice.
Acknowledgements: The authors would like to thanks Mr. Marcel Verleur at Sappi International for invaluable access and support. This work was supported by the Tree Protection Cooperative Program at the Forestry and Agricultural Biotechnology Institute (FABI), University of Pretoria, South Africa.