Black-tailed Gull vs White-fronted Tern
Larus crassirostris 比較対象 Sterna striata
Side-by-Side Comparison
| 属性 | Black-tailed Gull | White-fronted Tern |
|---|---|---|
| 学名 | Larus crassirostris | Sterna striata |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Laridae | Laridae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | — | — |
| 翼開長 | 72.8 cm (28.7 in) | 54.8 cm (21.6 in) |
| 体重 | 675.0 g (23.81 oz) | 131.5 g (4.64 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 2-3 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Black-tailed Gull
Near Threatened
White-fronted Tern
About These Birds
Black-tailed Gull
ウミネコは日本を中心とした東アジアの沿岸に分布し、猫のような鳴き声が特徴的な大型のカモメである。
White-fronted Tern
White-fronted Tern, 35–43 cm, is New Zealand's most common tern, breeding on coastal and riverine sites throughout the islands. White forehead contrasts with black cap; orange-red bill. Piscivore; hovers and plunge-dives in coastal waters and off river mouths. Winters on Australian coasts.