The eBirdr field guide

Bird Advisor

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

Question 9 2 possible birds

What SIZE was the TAIL ?

Choose the answer that comes closest to what you observed.

Very short Short Medium Long Very Long Unknown

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

Your observation 8 answers recorded · open to review or change
  1. 1
    What TYPE of bird was seen ? Duck or Goose-like
    Change
  2. 2
    What colour was the BREAST ? Green
    Change
  3. 3
    What colour was the BILL ? Black, purple, or dark
    Change
  4. 4
    What colour was the BELLY ? Unknown
    Change
  5. 5
    What colour was the THROAT ? Gray, or blue-gray
    Change
  6. 6
    What was the predominant colour of the HEAD ? Gray, or blue-gray
    Change
  7. 7
    What FACIAL or HEAD features were noted if any ? Light area between the bill and the eye
    Change
  8. 8
    What colour was the SIDE ? Gray, or blue-gray
    Change

Leading possibilities

2 possibilities remain

2 rules inferred
  1. 1

    Anhinga

    Why this matches 4 supporting observations
    • What TYPE of bird was seen ? Duck or Goose-like
    • What colour was the BREAST ? Green
    • What colour was the THROAT ? Gray, or blue-gray
    • What was the predominant colour of the HEAD ? Gray, or blue-gray
    View profile
  2. 2

    Cassin's Auklet

    Why this matches 4 supporting observations
    • What TYPE of bird was seen ? Duck or Goose-like
    • What colour was the BILL ? Black, purple, or dark
    • What was the predominant colour of the HEAD ? Gray, or blue-gray
    • What colour was the SIDE ? Gray, or blue-gray
    View profile

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