The eBirdr field guide

Bird Advisor

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

Question 9 6 possible birds

How BIG was the bird ?

Choose the answer that comes closest to what you observed.

Smaller than a sparrow Sparrow-sized Robin-sized Pigeon-sized Crow-sized Goose-sized Larger than a goose

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 ? Gull-like, or a Seabird
    Change
  2. 2
    What colour was the BILL ? Blue
    Change
  3. 3
    What colour was the TOP of HEAD ? Brown, or chestnut (reddish-brown)
    Change
  4. 4
    What colour was the BELLY ? Unknown
    Change
  5. 5
    What colour was the THROAT ? Brown, or chestnut (reddish-brown)
    Change
  6. 6
    What type of environment was the bird seen in? Mountainous Terrain
    Change
  7. 7
    What was the predominant colour of the HEAD ? Unknown
    Change
  8. 8
    What colour was the BREAST ? Black, purple, or dark
    Change

Leading possibilities

6 possibilities remain

1 rule inferred
  1. 1

    Parasitic Jaeger

    Why this matches 5 supporting observations
    • What TYPE of bird was seen ? Gull-like, or a Seabird
    • What colour was the BILL ? Blue
    • What colour was the TOP of HEAD ? Brown, or chestnut (reddish-brown)
    • What colour was the THROAT ? Brown, or chestnut (reddish-brown)
    • What colour was the BREAST ? Black, purple, or dark
    View profile
  2. 2

    Pomarine Jaeger

    Why this matches 5 supporting observations
    • What TYPE of bird was seen ? Gull-like, or a Seabird
    • What colour was the BILL ? Blue
    • What colour was the TOP of HEAD ? Brown, or chestnut (reddish-brown)
    • What colour was the THROAT ? Brown, or chestnut (reddish-brown)
    • What colour was the BREAST ? Black, purple, or dark
    View profile
  3. 3

    Great Skua

    Why this matches 5 supporting observations
    • What TYPE of bird was seen ? Gull-like, or a Seabird
    • What colour was the BILL ? Blue
    • What colour was the TOP of HEAD ? Brown, or chestnut (reddish-brown)
    • What colour was the THROAT ? Brown, or chestnut (reddish-brown)
    • What colour was the BREAST ? Black, purple, or dark
    View profile
  4. 4

    South Polar Skua

    Why this matches 5 supporting observations
    • What TYPE of bird was seen ? Gull-like, or a Seabird
    • What colour was the BILL ? Blue
    • What colour was the TOP of HEAD ? Brown, or chestnut (reddish-brown)
    • What colour was the THROAT ? Brown, or chestnut (reddish-brown)
    • What colour was the BREAST ? Black, purple, or dark
    View profile
  5. 5

    Anhinga

    Why this matches 3 supporting observations
    • What TYPE of bird was seen ? Gull-like, or a Seabird
    • What colour was the THROAT ? Brown, or chestnut (reddish-brown)
    • What colour was the BREAST ? Black, purple, or dark
    View profile

Showing the strongest matches so far. Keep answering—the order may change.

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

Start over