Lesser Noddy vs Aleutian Tern
Anous tenuirostris в сравнении с Onychoprion aleuticus
Side-by-Side Comparison
| Характеристика | Lesser Noddy | Aleutian Tern |
|---|---|---|
| Научное название | Anous tenuirostris | Onychoprion aleuticus |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Vulnerable |
| Длина | — | — |
| Размах крыльев | 42,4 cm (16.7 in) | 52,4 cm (20.6 in) |
| Масса | 106,35 g (3.75 oz) | 104,88 g (3.70 oz) |
| Питание | -- | -- |
| Размер кладки | 1 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
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.