Ten documented Calidris sandpiper species in licensed photographs, comparing visible plumage and silhouettes. An editorial selection, not a ranking of beauty, size or rarity. Visuals are real Wikimedia Commons photographs, not AI-generated images. Narration is synthesized with Edge TTS. Photographs are resized and fitted to a portrait frame; derived images retain their source licenses. Dunlin: Charles Homler d/b/a FocusOnWildlife; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0/; https://commons.wikimedia.org/wiki/File:Dunlin_%28Calidris_alpina%29_in_the_Delaware_Bay_at_Heislerville_Wildlife_Management_Area%2C_New_Jersey%2C_USA.png Sanderling: Chuck Homler, Focus On Wildlife; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0/; https://commons.wikimedia.org/wiki/File:Sanderling_%28Calidris_alba%29_in_Breeding_Plumage_in_the_Delaware_Bay_-_Heislerville_WMA_-_Cumberland_County_-_New_Jersey_-_May_2026.jpg Red knot: Chuck Homler d/b/a Focus On Wildlife; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0/; https://commons.wikimedia.org/wiki/File:Rufa_red_knot_%28Calidris_canutus_rufa%29_in_Delaware_Bay%2C_New_Jersey.jpg Curlew sandpiper: Imran Shah from Islamabad, Pakistan; CC BY-SA 2.0; https://creativecommons.org/licenses/by-sa/2.0/; https://commons.wikimedia.org/wiki/File:Curlew_Sandpiper_%28Calidris_ferruginea%29_%2844855173205%29.jpg Little stint: El Golli Mohamed; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0/; https://commons.wikimedia.org/wiki/File:B%C3%A9casseau_minute_Thyna007.jpg Temminck's stint: Charles J. Sharp; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0/; https://commons.wikimedia.org/wiki/File:Temminck%27s_stint_%28Calidris_temminckii%29_Oppdal.jpg Western sandpiper: Alan D. Wilson, www.naturespicsonline.com; CC BY-SA 3.0; https://creativecommons.org/licenses/by-sa/3.0/; https://commons.wikimedia.org/wiki/File:Western_Sandpiper.jpg Least sandpiper: Charles Homler d/b/a FocusOnWildlife; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0/; https://commons.wikimedia.org/wiki/File:Least_Sandpiper_Foraging.png Pectoral sandpiper: Andreas Trepte, www.avi-fauna.info; CC BY-SA 2.5; https://creativecommons.org/licenses/by-sa/2.5/; https://commons.wikimedia.org/wiki/File:Pectoral_Sandpiper3.jpg Purple sandpiper: Chuck Homler d/b/a Focus On Wildlife; CC BY-SA 4.0; https://creativecommons.org/licenses/by-sa/4.0/; https://commons.wikimedia.org/wiki/File:PUSA_perched_LBI.jpg Adapted visuals and original contributions to this version are offered under CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/. Source photographs retain their stated licenses.