Christmas Island Frigatebird vs Great Frigatebird
Fregata andrewsi 比較対象 Fregata minor
Side-by-Side Comparison
| 属性 | Christmas Island Frigatebird | Great Frigatebird |
|---|---|---|
| 学名 | Fregata andrewsi | Fregata minor |
| 目 | Suliformes | Suliformes |
| 科 | Fregatidae | Fregatidae |
| 保全状況 | Vulnerable | Least Concern |
| 体長 | — | — |
| 翼開長 | 123.8 cm (48.7 in) | 113.6 cm (44.7 in) |
| 体重 | 1475.0 g (52.03 oz) | 1161.1666666666667 g (40.96 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Vulnerable
Christmas Island Frigatebird
Least Concern
Great Frigatebird
About These Birds
Christmas Island Frigatebird
クリスマス島に生息するグンカンドリで、3000ペア未満の絶滅危惧種IA類に指定されている。
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.