Access and Work with the 'AviList' Global Avian Checklist R package avilistr version 0.0.1 Provides easy access to the 'AviList' Global Avian Checklist, the first unified global bird taxonomy that harmonizes previous differences between International Ornithological Committee ('IOC'), 'Clements', and 'BirdLife' checklists. This package contains the complete 'AviList' dataset as R data objects ready for ornithological research and analysis. For more details see 'AviList' Core Team (2025) <doi:10.2173/avilist.v2025>. Software Depends: R (>= 3.5) Suggests: dplyr, ggplot2, knitr, rmarkdown, tidyverse, testthat (>= 3.0.0) Jasmine Daly <jasmine.dumas@gmail.com> Comprehensive R Archive Network (CRAN) Jasmine Daly [aut, cre] (ORCID: <https://orcid.org/0000-0001-8006-2428>), AviList Core Team [dtc] (Data creators, see https://www.avilist.org/about/team-profiles/) CC0 2025-06-17 application/tgz https://CRAN.R-project.org/package=avilistr doi:10.32614/CRAN.package.avilistr