A solid, slim seabird with very long, slender wings, long, pointed tail, long, pointed bill, and large webbed feet.
Relative Size
Larger than a White-tailed Tropicbird, smaller than a Masked Booby.
![Relative Size](/guide/images/size/scale.png)
![goose or larger](/guide/images/size/goose-or-larger.png)
Measurements- Both Sexes
- Length: 27.2-31.1 in (69-79 cm)
- Weight: 30.0-38.8 oz (850-1100 g)
- Wingspan: 59.8 in (152 cm)
- Length: 27.2-31.1 in (69-79 cm)
- Weight: 30.0-38.8 oz (850-1100 g)
- Wingspan: 59.8 in (152 cm)