Blyth's Frogmouth vs Hodgson's Frogmouth
Batrachostomus affinis so với Batrachostomus hodgsoni
Side-by-Side Comparison
| Thuộc Tính | Blyth's Frogmouth | Hodgson's Frogmouth |
|---|---|---|
| Tên Khoa Học | Batrachostomus affinis | Batrachostomus hodgsoni |
| Bộ | Caprimulgiformes | Caprimulgiformes |
| Họ | Podargidae | Podargidae |
| Tình Trạng Bảo Tồn | Not Evaluated | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 26,6 cm (10.5 in) |
| Khối Lượng | 47,8 g (1.69 oz) | 51,0 g (1.80 oz) |
| Chế Độ Ăn | Night-active insectivore feeding on large beetles, moths, and crickets; drops from low branches to capture … | Nocturnal insectivore and occasional small-vertebrate predator; hunts by still-perch and drop technique onto large prey. |
| Số Trứng | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Song & Call Comparison
Blyth's Frogmouth
Soft, repeated hooting whistle; 'wooo' calls from lowland Indochina forest; gentle pitch; calls at night from dense undergrowth; closely related to Horsfield's Frogmouth
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
Blyth's Frogmouth
Found in the Thai-Malay Peninsula, Sumatra, and Borneo in lowland forest and peat swamp forest. Closely related to Horsfield's Frogmouth.
Hodgson's Frogmouth
Found from northeastern India through Myanmar, Thailand, and Indochina. Resident in foothill and hill forest at 300–2,000 m elevation.
Tình Trạng Bảo Tồn
Blyth's Frogmouth
Hodgson's Frogmouth
How to Tell Them Apart
Blyth's Frogmouth
Males brown-grey with dark vermiculations and white scapular spots; females rufous-buff with spotted coverts; Sundaland frogmouth recently split from Horsfield's; differs in marginally warmer brown tone and distribution.
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
Blyth's Frogmouth
A medium-sized frogmouth (23-25 cm) found in lowland forests from Myanmar through mainland Southeast Asia to Borneo. Brown plumage with pale collar. Nocturnal insectivore. Closely related to Horsfield's Frogmouth. Inhabits primary and secondary forest undergrowth.
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.