English
Labrador duck
From Labrador + duck.
Proto-Germanic *dūkaną ‘to dip, dive, bend down, stoop, duck’
Proto-West Germanic *dūkan ‘to dive, dive under’
Old English *dūcan ‘to dip, dive, duck’
Middle English ducken ‘to duck, plunge under water, submerge’
English duck
Today it means
noun Camptorhynchus labradorius, an extinct sea duck that was never common, believed to be the first bird to become extinct in North America after 1500.
Language periods are conventional ranges, not dates for this word.
Etymograph / Labrador duck