The eBirdr field guide

Bird Advisor

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

Question 9 5 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
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 ? White, or pale (grayish-white)
Change
5
What colour was the THROAT ? Unknown
Change
6
What type of environment was the bird seen in? Desert, arid grassland, shrubs, cactus, mesquite
Change
7
What colour was the BELLY ? Gray, or blue-gray
Change
8
What colour was the BREAST ? Gray, or blue-gray
Change

Leading possibilities

5 possibilities remain

1 rule inferred

1
Parasitic Jaeger
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 was the BELLY ? Gray, or blue-gray
- What colour was the BREAST ? Gray, or blue-gray
View profile
2
Great Skua
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 was the BELLY ? Gray, or blue-gray
- What colour was the BREAST ? Gray, or blue-gray
View profile
3
Long-tailed Jaeger
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 was the BELLY ? Gray, or blue-gray
- What colour was the BREAST ? Gray, or blue-gray
View profile
4
Pomarine Jaeger
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 was the BELLY ? Gray, or blue-gray
- What colour was the BREAST ? Gray, or blue-gray
View profile
5
South Polar Skua
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 was the BELLY ? Gray, or blue-gray
- What colour was the BREAST ? Gray, or blue-gray
View profile

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