The eBirdr field guide

Bird Advisor

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

Question 8 5 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 7 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 ? Unknown
Change
3
How BIG was the bird ? Crow-sized
Change
4
What colour were the LEGS or FEET ? Red, or pink
Change
5
What colour was the THROAT ? Unknown
Change
6
What colour was the BREAST ? Black, purple, or dark
Change
7
What type of environment was the bird seen in? Thickets or shrubs
Change

Leading possibilities

5 possibilities remain

1 rule inferred

1
White-winged Tern
Why this matches 4 supporting observations
- What TYPE of bird was seen ? Gull-like, or a Seabird
- How BIG was the bird ? Crow-sized
- What colour were the LEGS or FEET ? Red, or pink
- What colour was the BREAST ? Black, purple, or dark
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2
Black Tern
Why this matches 4 supporting observations
- What TYPE of bird was seen ? Gull-like, or a Seabird
- How BIG was the bird ? Crow-sized
- What colour were the LEGS or FEET ? Red, or pink
- What colour was the BREAST ? Black, purple, or dark
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3
Great Skua
Why this matches 3 supporting observations
- What TYPE of bird was seen ? Gull-like, or a Seabird
- How BIG was the bird ? Crow-sized
- What colour was the BREAST ? Black, purple, or dark
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4
South Polar Skua
Why this matches 3 supporting observations
- What TYPE of bird was seen ? Gull-like, or a Seabird
- How BIG was the bird ? Crow-sized
- What colour was the BREAST ? Black, purple, or dark
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5
Neotropic Cormorant
Why this matches 3 supporting observations
- What TYPE of bird was seen ? Gull-like, or a Seabird
- How BIG was the bird ? Crow-sized
- What colour was the BREAST ? Black, purple, or dark
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Showing the strongest matches so far. Keep answering—the order may change.