Five short lines, barely thirty words, and a whole sky gets rearranged. Dave Bonta starts with the plainest pronoun and the plainest verb: "We see." The line break leaves that phrase alone for a moment, a complete thought, before the poem qualifies it. What we see, it turns out, is "a convenient part." The phrase quietly deflates us. Ursa Major is the "great bear" of the title (the Latin means just that), a huge figure traced out of scattered stars, yet most of us pick out only a fragment of it, the bright cluster that makes the familiar dipper shape. The poem's first claim is about how we look: we choose the portion that suits us and call it the whole animal. "Convenient" has a faint office-like chill, as though the heavens had been arranged for our filing system. Its Latin root, which suggests "coming together," adds an irony, because these stars come together only from where we happen to stand.
Then the poem turns, with no mark of transition, from us to the bear. "The great bear / has nowhere to fall." Read literally, this is a small piece of astronomy. In space there is no ground, and for observers in many northern places this constellation circles the pole without ever dipping below the horizon. But "fall" is also the verb we attach to dying, and the poem sets the two side by side. The bear is dying, yet it cannot fall. There is no landing and no end to the descent, so the dying simply goes on. The poem never explains how we know the bear is dying. It arrives as a fact, which is part of its eeriness. One possible reading is that the starlight we see is old, so what looks fixed is already in the process of ending, but the text leaves that for us to supply.
The poem's construction is spare and careful. There is no rhyme and no regular meter, only free verse that lets the syllable count do the work. The early lines are short, two, five, three and five syllables, and each is a little complete statement. The last line breaks that pattern. "And a moth is present at his dying" runs to ten syllables, twice as long as anything before it, so the poem seems to slow and settle as it nears its end. Within that line the sounds hush: the s of "is," "present" and "his" has the soft breathiness of a sickroom. The final word, "dying," ends on an unstressed "-ing," so the poem trails off instead of landing with a thud. Earlier, "bear" and "nowhere" share a vowel, a half-echo that links the animal to its predicament, and "fall" gives the stanza a heavy, open sound just where the idea of falling is denied.
The most striking move is the moth. The sentence joins the cosmic and the tiny with a plain "and," no comma and no drama, as if the two facts were equal. After the first line's "we," humans vanish, and the witness to this vast death is the smallest of creatures. "Present" does double duty. It means attending, as at a deathbed, and it also carries the sense of a gift. Moths are creatures of night that steer by light, so judging by the imagery, this one may be drawn toward the very stars the bear is made of. Whether it is a real insect near the speaker or a figure the poem invents, it is the only one in the poem that is actually there, while "we" see only a convenient part.
That is where the poem's significance lies. It reverses the usual scale of importance: the grand thing is dying with nowhere to fall, and the fragile, short-lived thing keeps vigil. It does this without a single ornate image, trusting a few ordinary words to carry it. It also turns back on itself. Having admitted that we see only a convenient part, the poem leaves us wondering whether the dying bear is just another convenient story, a human shape laid over indifferent light. The poem does not settle that question, and the moth is left fluttering in it.