
1) Bird with brownish plumage
Found on
https://www.crosswordclues.com/clue/longspur

The Longspurs, genus Calcarius, are a group of birds in the family Calcariidae. The name refers to the long claw on the hind toe of each foot. The genus formerly included the McCown`s longspur, Rhyncophanes mccownii, which is now placed in a separate genus. These are chunky ground-feeding birds with long wings which are usually seen in open areas....
Found on
http://en.wikipedia.org/wiki/Longspur

• (n.) Any one of several species of fringilline birds of the genus Calcarius (or Plectrophanes), and allied genera. The Lapland longspur (C. Lapponicus), the chestnut-colored longspur (C. ornatus), and other species, inhabit the United States.
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http://thinkexist.com/dictionary/meaning/longspur/
Long'spur` noun [ So called from the length of the hind claw.]
(Zoology) Any one of several species of fringilline birds of the genus
Calcarius (or
Plectrophanes ), and allied genera. The Lapland longspur (
C. Lapponicus ), the chestnut-colored longspur (
C. ornatus ), ...
Found on
http://www.encyclo.co.uk/webster/L/60

any of several fringillid birds of the genus Calcarius of tundra or prairie regions of North America, characterized by a long, spurlike hind claw on each foot.
Found on
https://www.infoplease.com/dictionary/longspur
No exact match found.