@article{nemésio_2013,  title={Are orchid bees at risk? First comparative survey suggests declining populations of forest-dependent species},  volume={73},  ISSN={1519-6984},  url={https://doi.org/10.1590/S1519-69842013000200017},  DOI={10.1590/S1519-69842013000200017},  number={2},  journal={Brazilian Journal of Biology},  publisher={Instituto Internacional de Ecologia},  author={Nemésio, A},  year={2013},  month={May},  pages={367–374} }