The eBirdr field guide

Bird Advisor

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

Question 6 10 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 5 answers recorded · open to review or change

1
What TYPE of bird was seen ? Gull-like, or a Seabird
Change
2
What colour was the BILL ? Green
Change
3
What colour was the BREAST ? White, or pale (grayish-white)
Change
4
What colour were the LEGS or FEET ? Yellow
Change
5
What colour was the TOP of HEAD ? Unknown
Change

Leading possibilities

10 possibilities remain

1 rule inferred

1
Ring-billed Gull
Why this matches 4 supporting observations
- What TYPE of bird was seen ? Gull-like, or a Seabird
- What colour was the BILL ? Green
- What colour was the BREAST ? White, or pale (grayish-white)
- What colour were the LEGS or FEET ? Yellow
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2
Mew Gull
Why this matches 4 supporting observations
- What TYPE of bird was seen ? Gull-like, or a Seabird
- What colour was the BILL ? Green
- What colour was the BREAST ? White, or pale (grayish-white)
- What colour were the LEGS or FEET ? Yellow
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3
Brown Booby
Why this matches 4 supporting observations
- What TYPE of bird was seen ? Gull-like, or a Seabird
- What colour was the BILL ? Green
- What colour was the BREAST ? White, or pale (grayish-white)
- What colour were the LEGS or FEET ? Yellow
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4
California Gull
Why this matches 3 supporting observations
- What TYPE of bird was seen ? Gull-like, or a Seabird
- What colour was the BREAST ? White, or pale (grayish-white)
- What colour were the LEGS or FEET ? Yellow
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5
Lesser Black-backed Gull
Why this matches 3 supporting observations
- What TYPE of bird was seen ? Gull-like, or a Seabird
- What colour was the BREAST ? White, or pale (grayish-white)
- What colour were the LEGS or FEET ? Yellow
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Showing the strongest matches so far. Keep answering—the order may change.