Spizella

The area supports a number of species locally threatened or at their biogeographic limits, including golden eagle Aquila chrysaetos, prairie falcon Falco mexicanus, ferruginous hawk Buteo regalis, loggerhead shrike Lanius ludovicianus, merlin Falco columbarius, Brewers sparrow Spizella breweri and grasshopper sparrow Ammodramus savannarum.

Dinosaur Provincial Park, Canada 2009

The park is a significant breeding site for harlequin duck Histrionicus histrionicus, blackpoll warbler Dendroica striata, common tern Sterna hirundo, and arctic tern S. paridisaea, a nesting site for bald eagle Haliaeetus leucocephala, rock ptarmigan Lagopus mutus and American tree sparrow Spizella arborea, and a stopover for migrating shore birds.

Gros Morne National Park, Canada 2008

Indeed the only taxon found by Klicka & Zink (1997) to be a novelty of this sort is the Timberline sparrow* Spizella taverneri: it seems to have diverged from S. breweri about 35,000 years ago.

Archive 2006-03-01 Darren Naish 2006

The perpetrator of this holocaust was a creature known to scientists as _Spizella socialis_ -- called by ordinary people

The Bird Study Book Thomas Gilbert Pearson

It belongs to the same genus (_Spizella_) as the chipping and field sparrows which are so well known in the East; but it has an individuality of its own, and is not merely a copy.

Our Bird Comrades 1896

Sparrow, social or chipping (_Spizella socialis_).

Birds and Poets : with Other Papers John Burroughs 1879

Hairbird, or chipping sparrow (Spizella socialis).

Winter Sunshine John Burroughs 1879

One more of these innovators (these heretics, as they are most likely called by their more conservative brethren) is the field sparrow, better known as _Spizella pusilla_.

Birds in the Bush Bradford Torrey 1877

Chipping sparrows (Spizella passerina), on the other hand, are typical of small sparrows.

xenogere 2009

Spizella pusilla) from moving further polewards in North America (

PLoS ONE Alerts: New Articles William B. Monahan 2009