Shared ground
These lines present suffering as whole-person strain. The speaker describes time slipping away (“days” like smoke), deep internal pain (“bones” feeling burned), and an inner collapse (“heart” like dried grass). The language connects spiritual anguish to bodily effects: appetite disappears (“forget to eat”), groaning becomes constant, and the body wastes down to “skin and bones.”
The solitude is equally strong. The speaker pictures themself as a lone bird in deserted places (wilderness, ruins) and then as a solitary sparrow on a rooftop. “I watch” adds a sense of sleepless exposure and ongoing distress rather than a brief bad moment.
Where interpretation differs
Because the psalm uses stacked images, readers differ on how directly physical the description is. Some hear mostly a poetic portrait of grief and pressure that feels like burning bones and drying grass. Others think the wording fits a real bodily illness or starvation-like weakness alongside emotional anguish.
There is also some uncertainty about the exact birds named (“pelican,” “owl”), since ancient species labels do not always map neatly onto modern categories. Even so, the point remains: the birds evoke isolation in empty, ruined, or marginal places.
Some also read “I watch” mainly as insomnia (unable to sleep), while others hear watchfulness (anxious waiting through the night). Both fit the scene of being alone and unrested.
Why the disagreement exists
The passage blends concrete body language (“bones,” “skin,” “eat bread”) with similes (“like smoke,” “like grass,” “like a pelican”). That mixture can be read either as mainly figurative speech about distress or as figurative speech describing very literal physical decline.
What this passage clearly contributes
Explicitly, the text gives voice to prolonged suffering that affects time perception, body, appetite, sound (“voice of my groaning”), and social experience. It presents human fragility without explaining the cause in these verses. The images work together to communicate that the sufferer’s life is being thinned down—physically and socially—into loneliness and wakeful endurance Psalm 102:3–7.