Blue-bellied Roller vs European Roller
Coracias cyanogaster comparé à Coracias garrulus
Side-by-Side Comparison
| Attribut | Blue-bellied Roller | European Roller |
|---|---|---|
| Nom scientifique | Coracias cyanogaster | Coracias garrulus |
| Ordre | Coraciiformes | Coraciiformes |
| Famille | Coraciidae | Coraciidae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | 31,0 cm (12.2 in) |
| Envergure | 34,7 cm (13.7 in) | 66,0 cm (26.0 in) |
| Poids | 139,66666666666666 g (4.93 oz) | 130,0 g (4.59 oz) |
| Régime alimentaire | -- | Large insects, especially beetles, grasshoppers, and crickets. Also takes small reptiles, frogs, and scorpions. Hunts … |
| Taille de la couvée | 4 | 3-6 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
European Roller
Warm, dry, open country with scattered trees and nest holes. Breeds in tree cavities, earth banks, and nest boxes.
Song & Call Comparison
Blue-bellied Roller
European Roller
A harsh, grating 'rack-rack' or 'quarrk' in flight. Gives a variety of sharp nasal calls at the nest. Not melodic; primary vocalizations are alarm and contact calls.
Geographic Range & Migration
Blue-bellied Roller
European Roller
Southern and eastern Europe, Central Asia, and North Africa. Winters in sub-Saharan Africa.
Statut de conservation
Blue-bellied Roller
European Roller
How to Tell Them Apart
Blue-bellied Roller
European Roller
Turquoise-blue head, breast, and tail. Chestnut-brown back. Vivid ultramarine blue and black wing patches visible in flight.
Short, stout, dark hooked bill
About These Birds
European Roller
The European roller gets its name from the spectacular rolling and tumbling aerial displays performed by males during courtship. It is the only roller species in Europe and one of the continent's most colorful birds. Declining across much of its western range due to agricultural intensification and habitat loss.