Ducks in a row (1938)

[sagehen]

 Mark A. Mandel writes:
>Going back to _Make Way For Ducklings_, as an exemplar of the
>single-file behavior of momma duck and babies, I think that the duck
>connection *is* semantically plausible (not that I have any citational
>or other evidence for it). Momma duck is the leader and organizer of the
>expedition.  Having the ducklings in a row following her is necessary to
>its success.

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I dunno.  "In a row" to me suggests facing broadside, not follow-the-leader
fashion in a file or line.
AM

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