The eBirdr field guide

Bird Advisor

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

Question 7 2 possible birds

What SHAPE was the TAIL ?

Choose the answer that comes closest to what you observed.

Square or slightly notched at the end Rounded at the end Pointed or wedge-shaped Forked Unknown

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

Your observation 6 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 ? Gray, or blue-gray
Change
5
How BIG was the bird ? Larger than a goose
Change
6
What colour was the BELLY ? White, or pale (grayish-white)
Change

Leading possibilities

2 possibilities remain

1 rule inferred

1
Brown Booby
Why this matches 6 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 ? Gray, or blue-gray
- How BIG was the bird ? Larger than a goose
- What colour was the BELLY ? White, or pale (grayish-white)
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2
Great Cormorant
Why this matches 4 supporting observations
- What TYPE of bird was seen ? Gull-like, or a Seabird
- What colour was the BREAST ? White, or pale (grayish-white)
- How BIG was the bird ? Larger than a goose
- What colour was the BELLY ? White, or pale (grayish-white)
View profile

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