Ferruginous Partridge vs Hartlaub's Spurfowl
Caloperdix oculeus в сравнении с Pternistis hartlaubi
Side-by-Side Comparison
| Характеристика | Ferruginous Partridge | Hartlaub's Spurfowl |
|---|---|---|
| Научное название | Caloperdix oculeus | Pternistis hartlaubi |
| Отряд | Galliformes | Galliformes |
| Семейство | Phasianidae | Phasianidae |
| Охранный статус | Near Threatened | Least Concern |
| Длина | — | — |
| Размах крыльев | 28,3 cm (11.1 in) | 28,9 cm (11.4 in) |
| Масса | 210,5 g (7.43 oz) | 246,25 g (8.69 oz) |
| Питание | Eats seeds, invertebrates, and small fruits on floor of Southeast Asian lowland and hill forests. … | Forages for seeds, fruits, invertebrates, and small animals in rocky Angolan hillside scrub. |
| Размер кладки | 8-10 | 4-8 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Ferruginous Partridge
Sharp, staccato 'krik-krik-krik' calls from lowland rainforest; often given in duet. Alarm is a loud, rapid chattering rattle; contact notes between pairs soft and clucking.
Hartlaub's Spurfowl
Loud, harsh 'krak-krak-KRAAK' calls from NW African rocky bush; slightly nasal quality. Alarm is rapid explosive cackling when flushed. Pairs call in duet at dawn on rocky escarpments.
Geographic Range & Migration
Ferruginous Partridge
Resident in lowland rainforest of the Thai-Malay Peninsula, Sumatra, and Borneo. Found in flat or gently sloping lowland forest.
Hartlaub's Spurfowl
Resident of rocky hillsides with scrub and open woodland in southwestern Angola; restricted range.
Охранный статус
Ferruginous Partridge
Hartlaub's Spurfowl
How to Tell Them Apart
Ferruginous Partridge
Rich ferruginous (deep rusty-orange) overall; upperparts black-and-rufous barred; flanks black boldly spotted white; bare red facial skin; underparts rufous-orange; one of the most vividly coloured Southeast Asian partridges.
Hartlaub's Spurfowl
Dark brown above with pale buff shaft streaks; white below with dense dark brown streaking; orange-red facial skin; yellow legs; no bare neck skin. Sexes similar; smaller than most spurfowl; …
About These Birds
Ferruginous Partridge
A small partridge (~210 g) of family Phasianidae, with rich ferruginous (rust-red) plumage and spotted black-and-white markings. Inhabits lowland and foothill rainforests in Malaysia, Sumatra, and Borneo. Secretive, foraging on the forest floor for seeds and invertebrates. Near Threatened; associated with primary and tall secondary forest, declining with ongoing logging and land conversion.
Hartlaub's Spurfowl
A small Phasianidae spurfowl (~246 g) of rocky hillside scrub and boulder-strewn savanna in Angola and Namibia. Plumage is intricately streaked and spotted brown-and-white. Pairs and family groups forage on the ground for seeds, roots, and invertebrates. Locally common in arid rocky terrain; Least Concern.