Belted Kingfisher vs House Sparrow
Megaceryle alcyon comparado com Passer domesticus
Side-by-Side Comparison
| Atributo | Belted Kingfisher | House Sparrow |
|---|---|---|
| Nome científico | Megaceryle alcyon | Passer domesticus |
| Ordem | Coraciiformes | Passeriformes |
| Família | Alcedinidae | Passeridae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | 33,0 cm (13.0 in) | 16,0 cm (6.3 in) |
| Envergadura | 53,0 cm (20.9 in) | 25,0 cm (9.8 in) |
| Peso | 150,0 g (5.29 oz) | 30,0 g (1.06 oz) |
| Dieta | Primarily small fish caught by plunge-diving from a perch or hover. Also takes crayfish, frogs, … | Primarily seeds and grains, supplemented with insects during breeding season. Readily exploits human food scraps … |
| Tamanho da postura | 6-7 | 1-8 |
| 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.
House Sparrow
Closely associated with human habitation. Found in cities, towns, farms, and any built environment. Rarely found far from people.
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.
House Sparrow
Monotonous series of chirping 'cheep' and 'chirrup' notes. Male gives 'chilp' song repeatedly. Flocks produce constant chirping chatter. No melodic song; purely functional calls.
Geographic Range & Migration
Belted Kingfisher
North America from Alaska and Canada to Central America and the Caribbean. Northern populations migrate south in winter.
House Sparrow
Native to Europe, Asia, and North Africa. Introduced to every continent except Antarctica, making it the most widely distributed wild bird.
Estado de conservação
Belted Kingfisher
House Sparrow
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
House Sparrow
Males have grey crowns, chestnut napes, black bibs, and streaked brown backs. Females and juveniles are plain buffy-brown with a pale eyebrow stripe.
Short, stout, conical bill — black in breeding males, yellowish in non-breeding
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.
House Sparrow
The house sparrow is perhaps the most successful bird in the world at living alongside humans. Introduced to New York in 1851, it spread across North America within decades. Despite its global abundance, house sparrow populations have declined significantly in parts of western Europe.