Rufous-booted Racket-tail vs Stripe-throated Hermit
Ocreatus addae เปรียบเทียบกับ Phaethornis striigularis
Side-by-Side Comparison
| คุณสมบัติ | Rufous-booted Racket-tail | Stripe-throated Hermit |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Ocreatus addae | Phaethornis striigularis |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Trochilidae | Trochilidae |
| สถานะการอนุรักษ์ | Not Evaluated | Least Concern |
| ความยาว | — | — |
| กว้างปีก | — | 7.8 cm (3.1 in) |
| น้ำหนัก | 3.0 g (0.11 oz) | 2.6399999999999997 g (0.09 oz) |
| อาหาร | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Nectarivore adapted to curved corolla flowers via trap-lining. Supplements nectar with small spiders caught near … |
| จำนวนไข่ | 2 | 2 |
| Population Trend | — | — |
Habitat Comparison
ถิ่นที่อยู่อาศัยร่วมกัน
Rufous-booted Racket-tail only
ไม่มี
Stripe-throated Hermit only
ไม่มี
Song & Call Comparison
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Stripe-throated Hermit
Soft, melodic warbling with gentle rhythm; loose phrase of mellow notes rising and falling without rigid structure.
Geographic Range & Migration
Rufous-booted Racket-tail
Found in cloud forests of northern Bolivia and adjacent Peru and Brazil at 400–1,400 m elevation.
Stripe-throated Hermit
Widespread from southern Mexico through Central America to western Ecuador and northwestern Venezuela. Found at 0–1,500 m.
สถานะการอนุรักษ์
Rufous-booted Racket-tail
Stripe-throated Hermit
How to Tell Them Apart
Rufous-booted Racket-tail
Golden-bellied Starfrontlet: tiny; males with brilliant orange-gold belly; violet gorget; females green above; spotted buff below
Stripe-throated Hermit
Band-tailed Barbthroat: greenish-bronze above; white underparts; white supercilium; black-tipped reddish tail with white outer rectrices; hermit shape
About These Birds
Rufous-booted Racket-tail
A small hummingbird (8-10 cm plus tail rackets) found in Andean cloud forests of southeastern Peru and Bolivia at 1,200-2,200 m. Males have rufous leg puffs instead of white. Recently split from Booted Racket-tail. Nectarivore of montane forest undergrowth.
Stripe-throated Hermit
A small hermit hummingbird (9-10 cm) found from southern Mexico through Central America to Colombia and Peru. Striped throat, green upperparts, and rufous underparts with pale tail tips. Nectarivore of forest undergrowth and edges. One of the most widespread small hermits.