passer

n.

过路人；使通过者；

复数：passers

1. The purse was picked up by a passer.
   钱包被一个过路人捡到了。

Flock feeding and time budgets in the house sparrow ( Passer domesticus L.)
Variation in badge size in male house sparrows Passer domesticus : evidence for status signalling
Variation in virulence of West Nile virus strains for house sparrows (Passer domesticus).
Ectoparasites of house sparrows ( Passer domesticus ): an experimental test of the immunocompetence handicap hypothesis and a new mo...
Yolk testosterone organizes behavior and male plumage coloration in house sparrows (Passer domesticus)
Immunocompetence and condition‐dependent sexual advertisement in male house sparrows (Passer domesticus)
Humoral Immunity to West Nile Virus Is Long-Lasting and Protective in the House Sparrow ( Passer domesticus )
The effects of testosterone on antibody production and plumage coloration in male house sparrows (Passer domesticus)
The effect of cold-induced increased metabolic rate on the rate of 13C and 15N incorporation in house sparrows (Passer domesticus).
Contrasting levels of extra-pair paternity in mainland and island populations of the house sparrow (Passer domesticus): is there an ...