Belted Kingfisher vs Black-backed Dwarf-kingfisher
Megaceryle alcyon 对比 Ceyx erithaca
Side-by-Side Comparison
| 属性 | Belted Kingfisher | Black-backed Dwarf-kingfisher |
|---|---|---|
| 学名 | Megaceryle alcyon | Ceyx erithaca |
| 目 | Coraciiformes | Coraciiformes |
| 科 | Alcedinidae | Alcedinidae |
| 保护状况 | Least Concern | Near Threatened |
| 体长 | 33.0 cm (13.0 in) | — |
| 翼展 | 53.0 cm (20.9 in) | 11.6 cm (4.6 in) |
| 体重 | 150.0 g (5.29 oz) | 17.033333333333335 g (0.60 oz) |
| 食性 | Primarily small fish caught by plunge-diving from a perch or hover. Also takes crayfish, frogs, … | -- |
| 产卵数 | 6-7 | 3-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Belted Kingfisher
Rivers, streams, lakes, ponds, estuaries, and coastlines with clear water and suitable perches. Nests in burrows dug into earthen banks.
Song & Call Comparison
Belted Kingfisher
A loud, rattling 'klee-klee-klee-klee' — mechanical and penetrating. Given in flight along rivers. Also a harsh 'kekekek' near nest. Far louder than Common Kingfisher.
Black-backed Dwarf-kingfisher
Geographic Range & Migration
Belted Kingfisher
North America from Alaska and Canada to Central America and the Caribbean. Northern populations migrate south in winter.
Black-backed Dwarf-kingfisher
保护状况
Belted Kingfisher
Black-backed Dwarf-kingfisher
How to Tell Them Apart
Belted Kingfisher
Blue-grey upperparts with a shaggy crest and a white collar. Males have a single blue-grey breast band; females have an additional rufous belly band.
Long, heavy, straight, dark dagger-like bill
Black-backed Dwarf-kingfisher
About These Birds
Belted Kingfisher
The belted kingfisher is unusual in that the female is more colorful than the male, sporting an additional rufous belly band. These noisy birds announce their territory with a distinctive rattling call. They excavate nesting burrows up to 2.4 meters deep into riverbanks using their heavy bills.
Black-backed Dwarf-kingfisher
黑背三趾翠鸟 (Ceyx erithaca)，体长约13厘米。上体黑色带蓝紫色金属光泽，背部有橙红色斑，下体橙黄色，嘴红色。分布于南亚和东南亚的热带森林溪流。以小鱼、甲壳动物和昆虫为食。