Parasitic Jaegers are streamlined but powerfully built seabirds, the middle-sized of the three jaegers. Breeding adults have a long pointed tail (not as long as Long-tailed Jaeger). The bill is fairly slender, giving them a pin-headed, full-bellied look.
Relative Size
Larger than a Long-tailed Jaeger; smaller than a Pomarine Jaeger.
![Relative Size](/guide/images/size/scale.png)
![between crow and goose](/guide/images/size/btwn-crow-goose.png)
Measurements- Both Sexes
- Length: 14.6-20.9 in (37-53 cm)
- Weight: 10.6-20.6 oz (301-585 g)
- Wingspan: 42.5-46.5 in (108-118 cm)
- Length: 14.6-20.9 in (37-53 cm)
- Weight: 10.6-20.6 oz (301-585 g)
- Wingspan: 42.5-46.5 in (108-118 cm)