Christmas Island Frigatebird vs Great Frigatebird
Fregata andrewsi so với Fregata minor
Side-by-Side Comparison
| Thuộc Tính | Christmas Island Frigatebird | Great Frigatebird |
|---|---|---|
| Tên Khoa Học | Fregata andrewsi | Fregata minor |
| Bộ | Suliformes | Suliformes |
| Họ | Fregatidae | Fregatidae |
| Tình Trạng Bảo Tồn | Vulnerable | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 123,8 cm (48.7 in) | 113,6 cm (44.7 in) |
| Khối Lượng | 1475,0 g (52.03 oz) | 1161,1666666666667 g (40.96 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Christmas Island Frigatebird only
Great Frigatebird only
Tình Trạng Bảo Tồn
Vulnerable
Christmas Island Frigatebird
Least Concern
Great 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.
Great Frigatebird
85–105 cm, wingspan 205–230 cm. Male all-black with glossy green sheen; female has white throat and breast with pink orbital ring. Breeds widely across tropical Pacific and Indian Ocean islands. Less kleptoparasitic than Magnificent Frigatebird; takes fish and squid directly.