Lesser Noddy vs Aleutian Tern
Anous tenuirostris เปรียบเทียบกับ Onychoprion aleuticus
Side-by-Side Comparison
| คุณสมบัติ | Lesser Noddy | Aleutian Tern |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Anous tenuirostris | Onychoprion aleuticus |
| อันดับ | Charadriiformes | Charadriiformes |
| วงศ์ตระกูล | Laridae | Laridae |
| สถานะการอนุรักษ์ | Least Concern | Vulnerable |
| ความยาว | — | — |
| กว้างปีก | 42.4 cm (16.7 in) | 52.4 cm (20.6 in) |
| น้ำหนัก | 106.35 g (3.75 oz) | 104.88 g (3.70 oz) |
| อาหาร | -- | -- |
| จำนวนไข่ | 1 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
สถานะการอนุรักษ์
Least Concern
Lesser Noddy
Vulnerable
Aleutian Tern
About These Birds
Lesser Noddy
Lesser Noddy: 30–34 cm, smaller and darker than Brown Noddy with a whiter cap sharply demarcated from the dark body and a slender bill. Breeds colonially in mangroves and low bushes on islands of the tropical Indian Ocean and western Pacific. Feeds on small fish and invertebrates by dipping to sea surface. Wingspan 58–63 cm. Partly migratory.
Aleutian Tern
Aleutian Tern, 32–34 cm, breeds colonially in Alaska and Russian Far East, wintering in Southeast Asian waters — one of the most poorly tracked migrations among seabirds. Dark grey above, white below, black cap with white forehead. Piscivore; dives for small fish. Near Threatened.