Ascension Frigatebird vs Lesser Frigatebird
Fregata aquila в сравнении с Fregata ariel
Side-by-Side Comparison
| Характеристика | Ascension Frigatebird | Lesser Frigatebird |
|---|---|---|
| Научное название | Fregata aquila | Fregata ariel |
| Отряд | Suliformes | Suliformes |
| Семейство | Fregatidae | Fregatidae |
| Охранный статус | Vulnerable | Least Concern |
| Длина | — | — |
| Размах крыльев | 113,7 cm (44.8 in) | 102,6 cm (40.4 in) |
| Масса | 1435,0 g (50.62 oz) | 803,75 g (28.35 oz) |
| Питание | -- | -- |
| Размер кладки | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Vulnerable
Ascension Frigatebird
Least Concern
Lesser Frigatebird
About These Birds
Ascension Frigatebird
89–96 cm, wingspan 196–200 cm. All-black male; female has white breast and reddish feet. Breeds only on Ascension Island; Vulnerable with fewer than 10,000 birds. Males inflate brilliant red gular pouch to attract mates. Kleptoparasitic; steals fish from other seabirds.
Lesser Frigatebird
71–81 cm, wingspan 175–193 cm. Smallest frigatebird; male all-black with white axillary spurs; female has white breast and spurs. Breeds Indian Ocean and western Pacific tropical islands. Kleptoparasitic and pursuit-feeds on flyingfish; brilliant red gular sac inflated at display.