Cara mengidentifikasi Sunda Thrush

Untuk mengidentifikasi Sunda Thrush (Zoothera andromedae) dengan benar, periksa setiap fitur ini. Burung bisa sulit dikenali, karena perilaku, habitat, dan panggilan sering mengonfirmasi apa yang tidak bisa dilakukan satu foto.

Ukuran sekilas

Panjang

23-27 cm

Bentang sayap

38-42 cm

Berat

70-90 g

Ciri fisik untuk diperiksa

1. 1

   Bulu

   Warna dan pola bulu keseluruhan.

   Adults are predominantly dark brown to blackish-brown on the upperparts, including the crown, nape, mantle, back, and wings. The underparts are paler, typically buffy-white to pale rufous, heavily scaled with dark brown or blackish crescent-shaped markings, giving a 'scaly' appearance. The throat is often whitish with fine dark streaks. The undertail coverts are usually plain buff or rufous. A prominent white eye-ring is a key field mark.

2. 2

   Bentuk paruh

   Bentuk dan warna paruh, tanda lapangan kunci.

   Moderately long, slender, and slightly decurved; dark horn-colored to blackish.

3. 3

   Warna mata

   Warna iris dan tanda khas di sekitar mata.

   Dark brown.

4. 4

   Warna kaki

   Warna kaki dan jari.

   Pinkish-brown to dark brown.

5. 5

   Ciri pembeda

   Ciri menonjol yang membedakan spesies ini.

   Prominent white eye-ring, dark upperparts contrasting with scaly underparts, and a relatively upright posture when foraging on the ground.

6. 6

   Penampilan muda

   Bagaimana yang muda berbeda dari yang dewasa.

   Juveniles resemble adults but may have a slightly duller plumage, with less distinct scaling on the underparts and sometimes faint buff spotting on the upperparts, particularly on the wing coverts.

7. 7

   Perubahan musiman

   Variasi bulu antara musim kawin dan tidak kawin.

   No significant seasonal plumage changes are noted for this species.

8. 8

   Dimorfisme seksual

   Perbedaan antara jantan dan betina.

   Males and females are generally similar in plumage, with no significant sexual dimorphism observed.

Tanda lapangan kunci

• Plumage Coloration. Look for dark blackish-brown upperparts contrasting with paler, heavily scaled underparts. The scaling is typically bold and crescent-shaped.
• Eye-ring. A distinct, unbroken white eye-ring is a crucial field mark that helps distinguish it from similar thrushes.
• Habitat and Behavior. Observe its preference for dense montane forest undergrowth and its habit of foraging on the forest floor, often flicking leaves. Its shy nature means it's often heard before seen.
• Vocalization. Listen for its characteristic clear, fluty, and melancholic whistling song, often delivered from a hidden perch.

Jelajahi Sunda Thrush