The eBirdr field guide

Bird Advisor

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

Question 5 4 possible birds

What colour PATTERN if any was on the BACK ?

Choose the answer that comes closest to what you observed.

Uniform Streaked, mottled, spotted, or barred Checkered black and white Unknown

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

Your observation 4 answers recorded · open to review or change
  1. 1
    What TYPE of bird was seen ? Warbler-like
    Change
  2. 2
    What colour was the THROAT ? Olive (yellowish-green)
    Change
  3. 3
    What colour PATTERN if any was shown on the BREAST ? Unknown
    Change
  4. 4
    What colour was the BREAST ? Blue
    Change

Leading possibilities

4 possibilities remain

3 rules inferred
  1. 1

    Worm-eating Warbler

    Why this matches 2 supporting observations
    • What TYPE of bird was seen ? Warbler-like
    • What colour was the THROAT ? Olive (yellowish-green)
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  2. 2

    Blackpoll Warbler

    Matching variants: Female, Immature or Nonbreeding Plumage

    Why this matches 2 supporting observations
    • What TYPE of bird was seen ? Warbler-like
    • What colour was the THROAT ? Olive (yellowish-green)
    View profile
  3. 3

    Olive Warbler

    Why this matches 2 supporting observations
    • What TYPE of bird was seen ? Warbler-like
    • What colour was the THROAT ? Olive (yellowish-green)
    View profile
  4. 4

    Chestnut-sided Warbler

    Why this matches 1 supporting observation
    • What TYPE of bird was seen ? Warbler-like
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Showing the strongest matches so far. Keep answering—the order may change.

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

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