European Goldfinch vs ヘビクイワシ
Carduelis carduelis 比較対象 Sagittarius serpentarius
Side-by-Side Comparison
| 属性 | European Goldfinch | ヘビクイワシ |
|---|---|---|
| 学名 | Carduelis carduelis | Sagittarius serpentarius |
| 目 | Passeriformes | Accipitriformes |
| 科 | Fringillidae | Sagittariidae |
| 保全状況 | Least Concern | Endangered |
| 体長 | 13.0 cm (5.1 in) | 130.0 cm (51.2 in) |
| 翼開長 | 23.0 cm (9.1 in) | 210.0 cm (82.7 in) |
| 体重 | 16.0 g (0.56 oz) | 3700.0 g (130.51 oz) |
| 食性 | Seeds, especially thistle (Carduus) and teasel seeds, extracted with its precise tweezer-like bill. Also takes … | Snakes, lizards, small mammals, and large insects. Hunts on foot, stomping prey to death with … |
| 一腹卵数 | 4-6 | 1-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
European Goldfinch
Open woodland, orchards, gardens, parks, and weedy fields with seed-bearing plants. Common at garden bird feeders.
ヘビクイワシ
Open grasslands, savannas, and light woodland across sub-Saharan Africa. Avoids dense forests and very arid regions.
Song & Call Comparison
European Goldfinch
A liquid, tinkling 'swit-swit-swit' in flight and a melodic twittering song. Flocks produce a bright jingling chorus. Male song is a sweet repetitive warble incorporating the flight call.
ヘビクイワシ
A surprisingly deep, resonant croaking 'kowrr-kowrr' often heard at dawn on African savannas. Also gives pig-like grunting sounds. Mostly silent compared to true songbirds.
Geographic Range & Migration
European Goldfinch
Europe, North Africa, and western Asia. Introduced to Australia, New Zealand, and parts of South America.
ヘビクイワシ
Sub-Saharan Africa from Senegal and Somalia south to South Africa. Resident throughout its range.
保全状況
European Goldfinch
ヘビクイワシ
How to Tell Them Apart
European Goldfinch
Crimson red face with white cheeks and a black crown. Sandy-brown back with a bright yellow wing bar visible in flight. Black and white tail.
Slender, pointed, ivory-pink bill adapted for extracting seeds from thistles
ヘビクイワシ
Grey body plumage with black flight feathers and thigh feathers. Distinctive long black crest feathers trail from the back of the head. Orange-red bare facial skin.
Short, strong, hooked greyish bill with a yellowish cere
About These Birds
European Goldfinch
ルネサンス絵画に頻繁に描かれたヒワで、「チャーム」（魅力）と呼ばれる群れを形成する。
ヘビクイワシ
The secretary bird is the only raptor that hunts primarily on foot, striding through grasslands on crane-like legs up to 1.2 meters tall. Its name may derive from the crest feathers resembling quill pens tucked behind a secretary's ear. The species is classified as Endangered due to habitat loss and decline across much of its range.