@article{rocha_duarte_2001,  title={Territorial-like defensive behavior of floral resources by Heliconius ethilla narcaea Godart over H. sara apseudes (Hübner) (Lepidoptera, Nymphalidae, Heliconiinae)},  volume={18},  ISSN={0101-8175},  url={https://doi.org/10.1590/S0101-81752001000500027},  DOI={10.1590/S0101-81752001000500027},  journal={Revista Brasileira de Zoologia},  publisher={Sociedade Brasileira de Zoologia},  author={Rocha, Carlos Frederico Duarte da and Duarte, Marcelo},  year={2001},  month={Jul},  pages={323–328} }