Rufous-booted Racket-tail vs Peruvian Piedtail
Ocreatus addae so với Phlogophilus harterti
Side-by-Side Comparison
| Thuộc Tính | Rufous-booted Racket-tail | Peruvian Piedtail |
|---|---|---|
| Tên Khoa Học | Ocreatus addae | Phlogophilus harterti |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Trochilidae | Trochilidae |
| Tình Trạng Bảo Tồn | Not Evaluated | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 9,1 cm (3.6 in) |
| Khối Lượng | 3,0 g (0.11 oz) | 2,45 g (0.09 oz) |
| Chế Độ Ăn | Nectarivore of Bolivian and Peruvian cloud forest; visits Ericaceae and bromeliads. Gleans small insects from … | Nectarivore of Peruvian montane forest understory. Visits tubular flowers; catches small insects gleaned from leaf … |
| Số Trứng | 2 | -- |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Rufous-booted Racket-tail
Deep, resonant hum barely audible; extremely low vibration barely perceptible during hovering near high-altitude flowers.
Peruvian Piedtail
Deep, resonant hum barely audible; extremely low-frequency vibration perceptible more as sensation than distinct sound.
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.
Peruvian Piedtail
Found on the eastern Andean slope in Peru in humid foothill forest. 400–1,400 m elevation.
Tình Trạng Bảo Tồn
Rufous-booted Racket-tail
Peruvian Piedtail
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.
Peruvian Piedtail
A small hummingbird (9-10 cm) found in Andean cloud forests of Peru at 1,300-2,200 m. Green plumage with pale-tipped tail. Nectarivore of montane forest understory. Named after Ernst Hartert. Classified as Near Threatened due to limited range.