Great Regulars: Here the speaker extends

the metaphor begun in the third stanza that the bird is not just aimlessly wandering but is being infallibly guided by that Power, and even though this bird is alone, while such birds usually form v-shapes with other birds as they traverse the heavens, he is "not lost."

from Linda Sue Grimes: Suite101.com: Bryant's 'To a Waterfowl'

~~~~~~~~~~~