Birds of North America
Puzzle 27 · Grasslands and Open Country · Page 45 in print
Dickcissel
A winter Dickcissel flock can contain more than 1 million birds. Most individuals appear to remain with one communal roost throughout the season.
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Buckwheat
A seed food eaten by Dickcissels.
Croplands
Agricultural habitat used by Dickcissels.
Fallow Field
Unplanted agricultural land used by the species.
Fencerows
Open-country boundaries that provide suitable breeding habitat.
High Warble
The higher-pitched ending of the male’s song.
Hulling
The bird removes seed coverings when feeding.
Llanos
Grasslands of Venezuela forming a major wintering area.
Polygyny
A mating system in which a male has multiple mates.
Roadsides
Grassy roadside habitat used in the breeding season.
Roost Site
A communal sleeping place to which winter flocks may return.
Shoulder Patch
The rusty patch visible on the shoulder.
Sorghum
A grain crop eaten in the winter range.
Territory
The area a male defends from other males.
Venezuela
A country containing important wintering habitat.
Yellow Breast
The yellow breast is a field mark of males.
Sources
- Dickcissel: Life HistoryCornell Lab of Ornithology
- Dickcissel: IdentificationCornell Lab of Ornithology