Sunda Frogmouth vs Hodgson's Frogmouth
Batrachostomus cornutus เปรียบเทียบกับ Batrachostomus hodgsoni
Side-by-Side Comparison
| คุณสมบัติ | Sunda Frogmouth | Hodgson's Frogmouth |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Batrachostomus cornutus | Batrachostomus hodgsoni |
| อันดับ | Caprimulgiformes | Caprimulgiformes |
| วงศ์ตระกูล | Podargidae | Podargidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 26.7 cm (10.5 in) | 26.6 cm (10.5 in) |
| น้ำหนัก | 46.3 g (1.63 oz) | 51.0 g (1.80 oz) |
| อาหาร | Nocturnal forager on large insects and small lizards; sallies from perches to ground in dense … | Nocturnal insectivore and occasional small-vertebrate predator; hunts by still-perch and drop technique onto large prey. |
| จำนวนไข่ | 1 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Sunda Frogmouth
Soft 'koo-koo' or melodic hooting; moderate pitch; calls from Sundaic lowland forest at night; pairs duet with answering calls; alarm a sharp hiss; ventriloquial quality
Hodgson's Frogmouth
Soft, whistled 'whoo-whoo'; gentle mellow hoot from Himalayan forest; calls at dusk and night; pairs duet with slightly different pitch; alarm a prolonged hiss
Geographic Range & Migration
Sunda Frogmouth
Found on Borneo, Sumatra, and adjacent small islands in lowland and hill rainforest below 1,000 m. Uncommon primary forest resident.
Hodgson's Frogmouth
Found from northeastern India through Myanmar, Thailand, and Indochina. Resident in foothill and hill forest at 300–2,000 m elevation.
สถานะการอนุรักษ์
Sunda Frogmouth
Hodgson's Frogmouth
How to Tell Them Apart
Sunda Frogmouth
Males brown-grey finely stippled with black and bearing white scapular spots; small white feather tufts above eye form horn-like projections; females rufous-chestnut with white spots; Sundaic species uniquely decorated with …
Hodgson's Frogmouth
Males grey-brown with dense dark vermiculations and bold white scapular spots; females rufous-chestnut with white-spotted wing coverts; relatively large Batrachostomus; ranges across Himalayan foothills and mainland Southeast Asia.
About These Birds
Sunda Frogmouth
A medium-sized frogmouth (23-28 cm) found in lowland rainforests of Borneo, Sumatra, and Java. Dark brown plumage with small ear-tufts. Nocturnal insectivore of forest interior. Distinguished from other Asian frogmouths by its horn-like feather tufts above the eyes.
Hodgson's Frogmouth
A medium-sized frogmouth (24-27 cm) found in foothill and montane forests of the eastern Himalayas and Southeast Asia. Brown plumage with bold white spotting. Nocturnal insectivore of dense forest undergrowth. Found at elevations of 300-2,000 m.