The eBirdr field guide

Bird Advisor

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

Best matches

Here’s your shortlist.

These birds fit your observations best, ranked by the strength of the matching evidence.

Your observation 6 answers recorded · open to review or change
  1. 1
    What TYPE of bird was seen ? Swallow-like
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  2. 2
    What colour was the BELLY ? Black, purple, or dark
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  3. 3
    What SHAPE was the TAIL ? Unknown
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  4. 4
    WHERE was the bird seen ? Northwestern Canada or United States
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  5. 5
    What colour was the THROAT ? Gray, or blue-gray
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  6. 6
    What SIZE was the TAIL ? Short
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Identification results

2 species matches

1 rule inferred
  1. 1

    Vaux's Swift

    Why this matches 5 supporting observations
    • What TYPE of bird was seen ? Swallow-like
    • What colour was the BELLY ? Black, purple, or dark
    • WHERE was the bird seen ? Northwestern Canada or United States
    • What colour was the THROAT ? Gray, or blue-gray
    • What SIZE was the TAIL ? Short
    View profile
  2. 2

    Chimney Swift

    Why this matches 5 supporting observations
    • What TYPE of bird was seen ? Swallow-like
    • What colour was the BELLY ? Black, purple, or dark
    • WHERE was the bird seen ? Northwestern Canada or United States
    • What colour was the THROAT ? Gray, or blue-gray
    • What SIZE was the TAIL ? Short
    View profile

Comparing your observations with 658 species in the Advisor knowledge base.

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