Arctic Tern vs Sooty Gull
Sterna paradisaea в сравнении с Larus hemprichii
Side-by-Side Comparison
| Характеристика | Arctic Tern | Sooty Gull |
|---|---|---|
| Научное название | Sterna paradisaea | Larus hemprichii |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Least Concern |
| Длина | 34,0 cm (13.4 in) | — |
| Размах крыльев | 80,0 cm (31.5 in) | 68,2 cm (26.9 in) |
| Масса | 110,0 g (3.88 oz) | 455,0 g (16.05 oz) |
| Питание | Small fish and crustaceans caught by plunge-diving from the air. Hovers briefly before diving. | -- |
| Размер кладки | 2-3 | 1-3 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Arctic Tern
Breeds on coastal and tundra habitats. Spends most of its life at sea over the open ocean. Nests in colonies on beaches and rocky shores.
Song & Call Comparison
Arctic Tern
A sharp, grating 'kree-yah' alarm call. Also gives 'kik-kik-kik' near the nest. Highly aggressive vocally during the Arctic breeding season. Calls are harsh and insistent.
Sooty Gull
Geographic Range & Migration
Arctic Tern
Breeds in the Arctic and sub-Arctic. Migrates to the Antarctic, experiencing two summers per year. Found on every ocean.
Sooty Gull
Охранный статус
Arctic Tern
Sooty Gull
How to Tell Them Apart
Arctic Tern
Pale grey upperparts, white underparts with a black cap. Blood-red bill and short red legs. Deeply forked tail streamers. Winter adults lose the full black cap.
Slender, pointed, bright red bill
Sooty Gull
About These Birds
Arctic Tern
The Arctic tern holds the record for the longest known migration of any animal, traveling roughly 70,000 km annually from Arctic to Antarctic and back. Over its 30-year lifespan, it may fly the equivalent of three round trips to the Moon. This remarkable bird experiences more daylight than any other creature on Earth.
Sooty Gull
Sooty Gull, 43–47 cm, breeds around the Red Sea, Persian Gulf, and Indian Ocean coasts. Sooty brown head and upper breast in breeding plumage, dark greenish bill with red and yellow tip. Omnivore; scavenges fish offal at ports and forages along rocky shores. Resident throughout year on breeding coasts.