 the chipping sparrow (spizella passerina) is a species of american sparrow in the family emberizidae. it is widespread, fairly tame, and common across most of its north american range. ==description== thumb|left|an adult and nestlings in a tree nest throughout the year, adults are gray below and an orangish-rust color above. adults in alternate (breeding) plumage have a persimmon-red cap, a nearly white supercilium, and a black trans-ocular line (running through the eye). adults in basic (nonbreeding) plumage are less prominently marked, with a brownish cap, a dusky eyebrow, and a dark eye-line. juvenile chipping sparrows are prominently streaked below. like nonbreeding adults, they show a dark eye-line, extending both in front of and behind the eye. the brownish cap and dusky eyebrow are variable but generally obscure in juveniles. ===vocalizations===  the song is a trill that varies considerably among birds within any particular region. two broad classes of variation in the song of the chipping sparrow are the fast trill and the slow trill. individual elements in the fast trill are run together about twice as fast as in the slow trill; the fast trill sounds like a buzz or like someone snoring, whereas the slow trill sounds like rapid finger-tapping. individual elements in the trill are very similar to a high pitch chi chi chi call. the flight call of the chipping sparrow is heard year-round. its flight call is piercing and pure-tone, lasting about 50 milliseconds. it starts out around 9&nbsp;khz, then falls to 7&nbsp;khz, then rises again to 9&nbsp;khz. the flight call may be transliterated as seen? chipping sparrows migrate by night, and th
Birds_of_Canada IUCN_Red_List_least_concern_species Spizella