{# ════════════════════════════════════════════════════════════════════════ Side-by-side Comparison Table ════════════════════════════════════════════════════════════════════════ #}

Side-by-Side Comparison

属性	Buff-bellied Hummingbird	Sword-billed Hummingbird
学名	Amazilia yucatanensis	Ensifera ensifera
目	Caprimulgiformes	Caprimulgiformes
科	Trochilidae	Trochilidae
保护状况	Least Concern	Least Concern
体长	—	—
翼展	11.0 cm (4.3 in)	15.3 cm (6.0 in)
体重	4.175 g (0.15 oz)	12.75 g (0.45 oz)
食性	Feeds on nectar from Yucatán flowering trees and garden plants; supplements with insects and spiders …	Nectarivore uniquely adapted to extremely long flowers of Passiflora and Datura. Supplements with small insects …
产卵数	2	--
Population Trend	—	—

{# ════════════════════════════════════════════════════════════════════════ Visual Size Comparison ════════════════════════════════════════════════════════════════════════ #} {# ════════════════════════════════════════════════════════════════════════ Habitat Comparison ════════════════════════════════════════════════════════════════════════ #}

Habitat Comparison

共同栖息地

🌲 Forest

Buff-bellied Hummingbird only

🏖️ Coastal

Sword-billed Hummingbird only

🌾 Grassland

{# ════════════════════════════════════════════════════════════════════════ Song & Call Comparison ════════════════════════════════════════════════════════════════════════ #}

Song & Call Comparison

Buff-bellied Hummingbird

鸣唱

Thin, sibilant twittering with airy silvery quality; high light notes cascading softly near flowers.

Sword-billed Hummingbird

鸣唱

Thin, reedy whistle with plaintive character; soft nasal tone held briefly then gently fading in mist.

{# ════════════════════════════════════════════════════════════════════════ Geographic Range & Migration ════════════════════════════════════════════════════════════════════════ #}

Geographic Range & Migration

Buff-bellied Hummingbird

Found from southern Texas through eastern Mexico to Belize and Guatemala. Resident in Gulf Coast lowlands.

Sword-billed Hummingbird

Found in Andean cloud forests from Venezuela south through Colombia, Ecuador, Peru, and Bolivia. 1,700–3,500 m.

{# ════════════════════════════════════════════════════════════════════════ Conservation Status Comparison ════════════════════════════════════════════════════════════════════════ #}

保护状况

Least Concern

Buff-bellied Hummingbird

Least Concern

Sword-billed Hummingbird

{# ════════════════════════════════════════════════════════════════════════ Identification Tips — How to Tell Them Apart ════════════════════════════════════════════════════════════════════════ #}

How to Tell Them Apart

Buff-bellied Hummingbird

羽毛

Steere's Coucal: dark brown above with iridescent gloss; rufous wings; pale below; long dark tail; red eye; Philippine island species

Sword-billed Hummingbird

羽毛

Olivaceous Thornbill: males with iridescent purple gorget; metallic olive-bronze above; white underparts; females green above; spots

{# ════════════════════════════════════════════════════════════════════════ About Each Bird (Descriptions) ════════════════════════════════════════════════════════════════════════ #}

About These Birds

Buff-bellied Hummingbird

尤卡坦蜂鸟（Amazilia yucatanensis），体长10-11厘米，分布于德克萨斯南部经墨西哥东部至伯利兹和洪都拉斯。属蜂鸟科（Trochilidae），是墨西哥湾沿岸低地的代表性蜂鸟。

Sword-billed Hummingbird

剑嘴蜂鸟。嘴与身体等长（8-10厘米）。栖息于安第斯云雾林。专门取食深处的西番莲花蜜。

{# ════════════════════════════════════════════════════════════════════════ Related Comparisons ════════════════════════════════════════════════════════════════════════ #} {# ════════════════════════════════════════════════════════════════════════ More Birds in Family ════════════════════════════════════════════════════════════════════════ #}

More Birds to Explore

More from Trochilidae

Ruby-throated Hummingbird Archilochus colubris Purple-throated Carib Eulampis jugularis Horned Sungem Heliactin bilophus Black-eared Fairy Heliothryx auritus All Trochilidae birds →

Explore the Nature FYI Family

🧬 SpeciesFYI

Species & Taxonomy

🦕 DinoFYI

6,000+ Dinosaurs

🐟 FishFYI

Fish & Marine Life

🌿 PlantFYI

379,000+ Plants