travelled for Science. Those three small embryos from Cape Crozier, that weight of fossils from Buckley Island, and that mass of material, less spectacular, but gathered just as carefully hour by hour in wind and drift, darkness and cold, were striven for in order that the world may have a little more knowledge, that it may build on what it knows instead of on what it thinks.” — Apsley Cherry-Garrard, The Worst Journey in the World (1922) ֓ཁ σʔλੳʹ͓͍ͯզʑ͕͖߹͏͖ͳͷɺͷલͷσʔλͦͷͷ͚ͩͰͳ͘ɺ σʔλ͕ੜ͞ΕΔϓϩηεͰ͋ΔɻຊߘͰɺpalmerpenguins σʔλΛࡐʹɺσʔλ ੳҎલʹͲͷΑ͏ʹσʔλͷੜաఔΛཧղ͢Δͷ͔Λհ͢Δɻ۩ମతʹɺऩूతɺα ϯϓϦϯάͷ੍ɺܽଌͷཧ༝ɺ؍ଌ͞Εͳ͔ͬͨมΛͨͲΓͳ͕Βɺදͷ֎ଆʹ͋Δใ ͕ղऍΛͲ͏ม͑Δ͔Λࣔ͢ɻ ∗
World: Antarctic 1910-1913. Lon- don: Constable and Company. https://www.gutenberg.org/ebooks/14363 [2] Gorman KB, Williams TD, Fraser WR (2014). Ecological Sexual Dimorphism and En- vironmental Variability within a Community of Antarctic Penguins (Genus Pygoscelis). PLoS ONE 9(3): e90081. https://doi.org/10.1371/journal.pone.0090081 [3] Horst AM, Hill AP, Gorman KB (2020). palmerpenguins: Palmer Archipelago (Antarc- tica) penguin data. R package version 0.1.0. https://allisonhorst.github.io/ palmerpenguins/. doi:10.5281/zenodo.3960218. [4] Trivelpiece WZ, Trivelpiece SG, Volkman NJ (1987). Ecological segregation of Adelie, Gentoo, and Chinstrap penguins at King George Island, Antarctica. Ecology 68(2): 351- 361. https://www.jstor.org/stable/1939266 10