A Null Model Algorithm to Analyze Cyclical Data in Ecology R package rosario version 0.1.1 Implements a null model analysis to quantify concurrent temporal niche overlap (i.e., activity or phenology) among biological identities (e.g., individuals, populations, species) using the Rosario randomization algorithm (Castro-Arellano et al. 2010) <doi:10.1111/j.2041-210X.2010.00031.x>. Software Depends: R (>= 4.1.0) Imports: broom, magrittr, purrr, furrr, future, rlang, Suggests: rmarkdown, ggplot2, spelling, knitr, lubridate, dplyr Tatiana Velásquez-Roa <yxh11@txstate.edu> Comprehensive R Archive Network (CRAN) Ángel L. Robles-Fernández [aut], Maria A. Hurtado-Materon [aut], Tatiana Velásquez-Roa [cre, aut], Iván Castro-Arellano [ths] GPL (>= 3) 2026-02-21 application/tgz https://CRAN.R-project.org/package=rosario doi:10.32614/CRAN.package.rosario en-US