Changes in version 0.2.4 (2024-02-07) - Patch for new ggplot2 version compatibility. Changes in version 0.2.3 (2023-02-28) - Removed some unneeded dependences. Changes in version 0.2.2 (2021-09-20) - Changed some examples to deal with real data instead of simulated data. Changes in version 0.2.1 - Minor changes for cran submission. Changes in version 0.2.0 - Added plotting functions. - Added types of extinction sequences for empirical extinction by degree. Changes in version 0.1.0 - Fixed the main functionality of the package. Changes in version 0.0.0.9000 - Added a NEWS.md file to track changes to the package.