Belted Kingfisher vs Niau Kingfisher
Megaceryle alcyon เปรียบเทียบกับ Todiramphus gertrudae
Side-by-Side Comparison
| คุณสมบัติ | Belted Kingfisher | Niau Kingfisher |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Megaceryle alcyon | Todiramphus gertrudae |
| อันดับ | Coraciiformes | Coraciiformes |
| วงศ์ตระกูล | Alcedinidae | Alcedinidae |
| สถานะการอนุรักษ์ | Least Concern | Not Evaluated |
| ความยาว | 33.0 cm (13.0 in) | — |
| กว้างปีก | 53.0 cm (20.9 in) | — |
| น้ำหนัก | 150.0 g (5.29 oz) | — |
| อาหาร | Primarily small fish caught by plunge-diving from a perch or hover. Also takes crayfish, frogs, … | -- |
| จำนวนไข่ | 6-7 | -- |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Belted Kingfisher only
ไม่มี
Niau Kingfisher only
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.
Niau Kingfisher
Geographic Range & Migration
Belted Kingfisher
North America from Alaska and Canada to Central America and the Caribbean. Northern populations migrate south in winter.
Niau Kingfisher
สถานะการอนุรักษ์
Belted Kingfisher
Niau 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
Niau 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.