@article{raw_1998,  title={Population densities and biomass of Neotropical social wasps (Hymenoptera, Vespidae) related to colony size, hunting range and wasp size},  volume={15},  ISSN={0101-8175},  url={https://doi.org/10.1590/S0101-81751998000300025},  DOI={10.1590/S0101-81751998000300025},  number={3},  journal={Revista Brasileira de Zoologia},  publisher={Sociedade Brasileira de Zoologia},  author={Raw, Anthony},  year={1998},  pages={815–822} }