A Comprehensive Collection of Penguin Datasets for Statistical Analysis and Experimental Design R package PenguinR version 0.1.0 Offers a comprehensive collection of penguin-related datasets suitable for descriptive statistics, hypothesis testing, and experimental design. Derived from open ecological and biological sources such as Palmer Station studies, the package integrates datasets covering adult morphology, clutch size, blood isotope composition, and heart rate. It is designed for researchers, students, and educators to explore statistical methods including ANOVA, regression, multivariate analysis, and design of experiments in an accessible and reproducible context. Software Depends: R (>= 3.5.0) Suggests: ggplot2, dplyr, testthat (>= 3.0.0), knitr, rmarkdown Juan Pablo Vargas Perez <j.pablovargas340@gmail.com> Comprehensive R Archive Network (CRAN) Juan Pablo Vargas Perez [aut, cre] GPL-3 2025-10-31 application/tgz https://CRAN.R-project.org/package=PenguinR doi:10.32614/CRAN.package.PenguinR