Christmas Island Frigatebird vs Lesser Frigatebird
Fregata andrewsi в сравнении с Fregata ariel
Side-by-Side Comparison
| Характеристика | Christmas Island Frigatebird | Lesser Frigatebird |
|---|---|---|
| Научное название | Fregata andrewsi | Fregata ariel |
| Отряд | Suliformes | Suliformes |
| Семейство | Fregatidae | Fregatidae |
| Охранный статус | Vulnerable | Least Concern |
| Длина | — | — |
| Размах крыльев | 123,8 cm (48.7 in) | 102,6 cm (40.4 in) |
| Масса | 1475,0 g (52.03 oz) | 803,75 g (28.35 oz) |
| Питание | -- | -- |
| Размер кладки | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Нет
Christmas Island Frigatebird only
Lesser Frigatebird only
Охранный статус
Vulnerable
Christmas Island Frigatebird
Least Concern
Lesser Frigatebird
About These Birds
Christmas Island Frigatebird
89–100 cm. Male all black with red gular pouch; female has distinctive white belly patch extending under wings. Breeds only on Christmas Island (Indian Ocean). Critically Endangered; fewer than 3,000 pairs threatened by mining, habitat loss, and introduced yellow crazy ants. Kleptoparasitic.
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.