Black-fronted Tern vs Brown-headed Gull
Chlidonias albostriatus مقارنةً بـ Larus brunnicephalus
Side-by-Side Comparison
| السمة | Black-fronted Tern | Brown-headed Gull |
|---|---|---|
| الاسم العلمي | Chlidonias albostriatus | Larus brunnicephalus |
| الرتبة | Charadriiformes | Charadriiformes |
| الفصيلة | Laridae | Laridae |
| حالة الحفاظ | Endangered | Least Concern |
| الطول | — | — |
| طول الجناح | 47,9 cm (18.9 in) | 66,8 cm (26.3 in) |
| الوزن | 93,0 g (3.28 oz) | 584,0 g (20.60 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 2 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Endangered
Black-fronted Tern
Least Concern
Brown-headed Gull
About These Birds
Black-fronted Tern
Black-fronted Tern, 27–30 cm, is Endemic and Near Threatened, breeding on South Island New Zealand river shingle beds. Orange bill, blue-grey body, black cap; juveniles brownish. Piscivore and insectivore; hovers and dips over braided rivers. Winters on nearby North Island and Australian coasts.
Brown-headed Gull
Brown-headed Gull, 41–46 cm, breeds at high-altitude Tibetan lakes and Central Asian wetlands, wintering on coasts from India to Southeast Asia. Brown hood in breeding plumage; white wing mirrors. Piscivore and invertivore; follows fishing activity in coastal bays.