Christmas Island Frigatebird vs Magnificent Frigatebird
Fregata andrewsi 对比 Fregata magnificens
Side-by-Side Comparison
| 属性 | Christmas Island Frigatebird | Magnificent Frigatebird |
|---|---|---|
| 学名 | Fregata andrewsi | Fregata magnificens |
| 目 | Suliformes | Suliformes |
| 科 | Fregatidae | Fregatidae |
| 保护状况 | Vulnerable | Least Concern |
| 体长 | — | — |
| 翼展 | 123.8 cm (48.7 in) | 128.4 cm (50.6 in) |
| 体重 | 1475.0 g (52.03 oz) | 1498.6666666666667 g (52.86 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Vulnerable
Christmas Island Frigatebird
Least Concern
Magnificent Frigatebird
About These Birds
Christmas Island Frigatebird
圣诞岛军舰鸟,体长89-100厘米。雄鸟全黑,喉囊红色;雌鸟腹部有特征性白色。仅在圣诞岛繁殖。极危,繁殖对不足3000对。
Magnificent Frigatebird
89–114 cm, wingspan 217–244 cm. All-black male with glossy purple-green; red gular pouch; female has white breast. Breeds on tropical Atlantic and Pacific coasts of Americas. The largest frigatebird; highly kleptoparasitic. Cannot land on water; soars on thermals for hours.