Brown Noddy vs Aleutian Tern
Anous stolidus compared with Onychoprion aleuticus
Side-by-Side Comparison
| Attribute | Brown Noddy | Aleutian Tern |
|---|---|---|
| Scientific Name | Anous stolidus | Onychoprion aleuticus |
| Order | Charadriiformes | Charadriiformes |
| Family | Laridae | Laridae |
| Conservation Status | Least Concern | Vulnerable |
| Length | — | — |
| Wingspan | 53.1 cm (20.9 in) | 52.4 cm (20.6 in) |
| Weight | 184.66666666666666 g (6.51 oz) | 104.88 g (3.70 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Least Concern
Brown Noddy
Vulnerable
Aleutian Tern
About These Birds
Brown Noddy
Brown Noddy: 38–45 cm, wingspan 75–86 cm, chocolate-brown tropical tern with a white cap fading to grey on the forehead and a wedge-shaped tail. Highly abundant colonial seabird nesting on oceanic islands and coral atolls throughout tropical and subtropical oceans. Plunge-dives for small fish and invertebrates. Long-lived. 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.