Arctic Tern vs 雞尾鸚鵡
Sterna paradisaea 对比 Nymphicus hollandicus
Side-by-Side Comparison
| 属性 | Arctic Tern | 雞尾鸚鵡 |
|---|---|---|
| 学名 | Sterna paradisaea | Nymphicus hollandicus |
| 目 | Charadriiformes | Psittaciformes |
| 科 | Laridae | Cacatuidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 34.0 cm (13.4 in) | 32.0 cm (12.6 in) |
| 翼展 | 80.0 cm (31.5 in) | 40.0 cm (15.7 in) |
| 体重 | 110.0 g (3.88 oz) | 90.0 g (3.17 oz) |
| 食性 | Small fish and crustaceans caught by plunge-diving from the air. Hovers briefly before diving. | Seeds, grain, berries, and plant material. Forages on the ground in open areas. In captivity, … |
| 产卵数 | 2-3 | 1-7 |
| 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.
雞尾鸚鵡
Open arid and semi-arid habitats including scrubland, farmland, and woodland near water in Australia.
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.
雞尾鸚鵡
A loud, whistled 'weet' or 'weeeet'. Males whistle a melodic series; contact call is a high nasal 'ny'. Capable of mimicry in captivity. Song is relatively simple but pleasant.
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.
雞尾鸚鵡
Interior of Australia, generally avoiding coastal areas. The second most popular pet bird worldwide.
保护状况
Arctic Tern
雞尾鸚鵡
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
雞尾鸚鵡
Wild-type males are grey with white wing patches, a yellow face, and bright orange cheek patches. Females are duller with barred tail undersides. Many captive color mutations exist.
Short, curved, grey bill
Key Differences
- • Weight: Cockatiel (90g) vs Arctic Tern (110g)
- • Length: Cockatiel (32 cm) vs Arctic Tern (34 cm)
- • Wingspan: Cockatiel (40 cm) vs Arctic Tern (80 cm)
- • Family: Cockatiel (Cacatuidae) vs Arctic Tern (Laridae)
- • Diet complexity: Arctic Tern has a more specialized diet
About These Birds
Arctic Tern
北极燕鸥进行所有动物中最长的迁徙，每年从北极繁殖地飞往南极越冬地，往返距离超过70,000公里。体型纤细，翼展约80厘米，全身主要为白色，具黑色头冠和红色喙。无危；繁殖于北极和亚北极海岸及岛屿，全球种群约200万只。
雞尾鸚鵡
玄凤鹦鹉是凤头鹦鹉科中体型最小的成员，也是全球最受欢迎的宠物鸟之一。这些温顺的澳大利亚鸟类体长约30厘米，以其独特的橙色面颊斑、黄色头冠和灰色身体为特征，雄鸟颜色更为鲜明。原产于澳大利亚内陆干旱地带，以种子和浆果为食。