General
Information
- Very small, short-necked, and small-billed dabbling
duck
- Green speculum
- Whitish belly
- Juvenile similar to adult female
Adult male alternate
- Alternate plumage worn from Fall through early
summer
- Dark bill
- Rich rust-colored head
- Iridescent green face patch sweeping through eye
and tapering to the back of head
- Buff chest with dark spotting
- Gray flanks and back
- Vertical white line at fore part of flanks
- Horizontal black line above flanks
- Buff outer undertail coverts bordered by black
- Black central undertail coverts
Adult male basic
- Similar to adult female, but with duller face pattern
Adult female
- Dark gray bill
- Pale brown head and neck
- Dark brown cap and eye line
- Dark brown back and upperwing coverts scalloped
with buff
- White breast spotted with brown
- White belly
Similar species
Adult male unmistakable in winter. Females, immature and eclipse males
similar to most female ducks, but are very small, short-billed, and
have a distinctive wing pattern that is sometimes visible at rest.
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