The eBirdr field guide

Bird Advisor

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

Question 6 3 possible birds

Where was the white seen in flight ?

Choose the answer that comes closest to what you observed.

On the wings and underbody Mainly on the wings On the undertail coverts On the head, neck, and/or tail On the rump or lower back Over the entire bird None Unknown

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 ? Swallow-like
Change
2
What colour was the BELLY ? Black, purple, or dark
Change
3
What SHAPE was the TAIL ? Forked
Change
4
What colour was the THROAT ? Brown, or chestnut (reddish-brown)
Change
5
WHERE was the bird seen ? Southwestern United States
Change

Leading possibilities

3 possibilities remain

1 rule inferred

1
Black Swift
Why this matches 4 supporting observations
- What TYPE of bird was seen ? Swallow-like
- What colour was the BELLY ? Black, purple, or dark
- What colour was the THROAT ? Brown, or chestnut (reddish-brown)
- WHERE was the bird seen ? Southwestern United States
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2
Lesser Nighthawk
Why this matches 3 supporting observations
- What TYPE of bird was seen ? Swallow-like
- What SHAPE was the TAIL ? Forked
- WHERE was the bird seen ? Southwestern United States
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3
Common Nighthawk
Why this matches 2 supporting observations
- What TYPE of bird was seen ? Swallow-like
- What SHAPE was the TAIL ? Forked
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Showing the strongest matches so far. Keep answering—the order may change.