sanderling (n.)youdaoicibaDictYouDict[sanderling 词源字典]
wading bird (Crocethia alba), c. 1600, probably from sand (n.) + diminutive suffix -ling, but OED suggests possible derivation from Old English *sand-yrðling, with second element yrðling "plowman" (literally "earthling").[sanderling etymology, sanderling origin, 英语词源]