The eBirdr field guide

Bird Advisor

Describe what you saw. We’ll narrow the field together.

Question 6 5 possible birds

What color was the UNDERSURFACE of the wing as seen in flight ?

Choose the answer that comes closest to what you observed.

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Not completely sure? Choose Unknown when it is available—a careful “I don’t know” is more useful than a guess.

Your observation 5 answers recorded · open to review or change

1
What TYPE of bird was seen ? Duck or Goose-like
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2
What colour was the BREAST ? Brown, or chestnut (reddish-brown)
Change
3
What colour was the THROAT ? Black, purple, or dark
Change
4
What colour was the BILL ? Olive (yellowish-green)
Change
5
What FACIAL or HEAD features were noted if any ? Sideburn stripe running down beneath the eye
Change

Leading possibilities

5 possibilities remain

2 rules inferred

1
Mallard
Why this matches 4 supporting observations
- What TYPE of bird was seen ? Duck or Goose-like
- What colour was the BREAST ? Brown, or chestnut (reddish-brown)
- What colour was the THROAT ? Black, purple, or dark
- What colour was the BILL ? Olive (yellowish-green)
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2
Brandt's Cormorant
Why this matches 3 supporting observations
- What TYPE of bird was seen ? Duck or Goose-like
- What colour was the BREAST ? Brown, or chestnut (reddish-brown)
- What colour was the THROAT ? Black, purple, or dark
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3
Pelagic Cormorant
Why this matches 3 supporting observations
- What TYPE of bird was seen ? Duck or Goose-like
- What colour was the BREAST ? Brown, or chestnut (reddish-brown)
- What colour was the THROAT ? Black, purple, or dark
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4
Red-faced Cormorant
Why this matches 3 supporting observations
- What TYPE of bird was seen ? Duck or Goose-like
- What colour was the BREAST ? Brown, or chestnut (reddish-brown)
- What colour was the THROAT ? Black, purple, or dark
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5
Ancient Murrelet
Why this matches 2 supporting observations
- What TYPE of bird was seen ? Duck or Goose-like
- What colour was the BILL ? Olive (yellowish-green)
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Showing the strongest matches so far. Keep answering—the order may change.