Anna's Hummingbird vs Santa Marta Blossomcrown
Calypte anna เปรียบเทียบกับ Anthocephala floriceps
Side-by-Side Comparison
| คุณสมบัติ | Anna's Hummingbird | Santa Marta Blossomcrown |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Calypte anna | Anthocephala floriceps |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Least Concern | Vulnerable |
| ความยาว | 10.0 cm (3.9 in) | — |
| กว้างปีก | 12.0 cm (4.7 in) | 9.7 cm (3.8 in) |
| น้ำหนัก | 4.3 g (0.15 oz) | 3.45 g (0.12 oz) |
| อาหาร | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … | Endemic to the Sierra Nevada de Santa Marta; feeds on highland flowers and supplements diet … |
| จำนวนไข่ | 2 | -- |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
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Anna's Hummingbird only
Santa Marta Blossomcrown only
Anna's Hummingbird
Chaparral, coastal sage scrub, gardens, parks, and open woodland along the Pacific coast. One of few hummingbirds not fully migratory.
Song & Call Comparison
Anna's Hummingbird
Male produces a complex, scratchy song with buzzy 'dzzzzt' notes. Gives a nasal 'chee-chee-chee'. Males sing year-round, even in winter; one of few hummingbirds with true song.
Santa Marta Blossomcrown
Melodic, rolling phrase with liquid character; warm bubbly notes tumbling loosely in pleasant sequence at forest edge.
Geographic Range & Migration
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
Santa Marta Blossomcrown
Endemic to the Sierra Nevada de Santa Marta, Colombia, at 1,800-3,500 m. Found nowhere else. Classified as Endangered.
สถานะการอนุรักษ์
Anna's Hummingbird
Santa Marta Blossomcrown
How to Tell Them Apart
Anna's Hummingbird
Metallic bronze-green upperparts. Males have an iridescent rose-red crown and gorget. Females have green upperparts with grey underparts and a small red gorget patch.
Medium-length, straight, thin black bill
Santa Marta Blossomcrown
About These Birds
Anna's Hummingbird
Anna's hummingbird is the most common hummingbird along the Pacific coast and one of only three species resident in the United States year-round. Males perform spectacular dive displays, plummeting from 40 meters and pulling up with a loud chirp produced by tail feathers. Their body temperature can drop to near ambient at night to conserve energy.
Santa Marta Blossomcrown
A small hummingbird (9-10 cm) endemic to the Sierra Nevada de Santa Marta, Colombia, at 1,800-3,500 m. Males have a chestnut and white crown. Nectarivore of cloud forest. A Santa Marta highland endemic. Classified as Endangered due to limited range.