Sex biases in natural history collections of birds and mammals.

Data from paper: **Sex biases in natural history collections of birds and mammals**. [link to paper](http://dx.doi.org/10.1098/rspb.2019.2025). > Natalie Cooper, Alexander L. Bond, Joshua L. Davis, Roberto Portela Miguez, Louise Tomsett, and Kristofer M. Helgen. 2019. Sex biases in bird and mammal natural history collections. Proceedings of the Royal Society Series B: Biological Sciences. 286, 20192025. DOI:10.1098/rspb.2019.2025. The analyses require the two tidied datasets `all-specimen-data.csv` (unzipped) and `all-extra-data.csv`. Raw data sources used to build these are listed in the metadata or provided in `ornamentation.csv`. More details can be found at https://github.com/nhcooper123/sex-bias-museums.