Mexican Sheartail vs Rubinkehlkolibri
Doricha eliza verglichen mit Archilochus colubris
Side-by-Side Comparison
| Merkmal | Mexican Sheartail | Rubinkehlkolibri |
|---|---|---|
| Wissenschaftlicher Name | Doricha eliza | Archilochus colubris |
| Ordnung | Caprimulgiformes | Caprimulgiformes |
| Familie | Trochilidae | Trochilidae |
| Erhaltungsstatus | Near Threatened | Least Concern |
| Länge | — | 8,5 cm (3.3 in) |
| Flügelspannweite | 7,7 cm (3.0 in) | 11,0 cm (4.3 in) |
| Gewicht | 2,5 g (0.09 oz) | 3,1 g (0.11 oz) |
| Ernährung | Nectarivore of dry scrub and coastal dunes, visiting Agave and Ipomoea flowers. Supplements with insects … | Nectar from tubular flowers, supplemented with small insects and spiders for protein. Feeds at over … |
| Gelegegröße | 2 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Rubinkehlkolibri
Deciduous and mixed forests, woodland edges, gardens, and parks with flowering plants. Migrates across the Gulf of Mexico.
Song & Call Comparison
Mexican Sheartail
Melodic, three-note ascending call; pure warm tones stepping upward smoothly, given clearly from tall perch.
Rubinkehlkolibri
Soft, high-pitched chattering and twittering 'chee-dit'. Also produces a thin 'tik' call in flight. Wing beats create an audible high-pitched humming buzz during hovering.
Geographic Range & Migration
Mexican Sheartail
Endemic to the Yucatán Peninsula of Mexico and Cozumel Island. Classified as Near Threatened due to habitat destruction.
Rubinkehlkolibri
Eastern North America from southern Canada to the Gulf Coast. Winters in Central America and southern Mexico.
Erhaltungsstatus
Mexican Sheartail
Rubinkehlkolibri
How to Tell Them Apart
Mexican Sheartail
Rubinkehlkolibri
Metallic green upperparts and greyish-white underparts. Males have a brilliant iridescent ruby-red gorget that appears black in poor light. Females lack the gorget.
Long, straight, thin black bill adapted for probing flowers
About These Birds
Mexican Sheartail
A tiny hummingbird (8-9 cm) endemic to the Yucatán Peninsula of Mexico and Cozumel Island. Males have elongated, slender outer tail feathers. Nectarivore of coastal scrub and gardens. Classified as Near Threatened due to habitat destruction in its limited range.
Rubinkehlkolibri
Der Rubinkehlkolibri ist der einzige im Osten Nordamerikas brütende Kolibri. Diese winzigen Vögel schlagen mit ihren Flügeln etwa 53 Mal pro Sekunde und können rückwärts, seitwärts und sogar kurzzeitig kopfüber fliegen. Auf ihrem Zug überqueren sie den Golf von Mexiko in einem außergewöhnlichen, ununterbrochenen Flug von 800 km.