Cara mengidentifikasi Woodpecker (Dendrocopos genus)

Untuk mengidentifikasi Woodpecker (Dendrocopos genus) (Dendrocopos) 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

14-30 cm (depending on species, e.g., Great Spotted Woodpecker: 20-24 cm)

Bentang sayap

25-49 cm (depending on species, e.g., Great Spotted Woodpecker: 34-39 cm)

Berat

18-100 g (depending on species, e.g., Great Spotted Woodpecker: 70-90 g)

Ciri fisik untuk diperiksa

1. 1

   Bulu

   Warna dan pola bulu keseluruhan.

   Predominantly black and white plumage. Most species feature a black back with large white shoulder patches, white underparts, and black and white barring on the wings. Many species have red markings, typically on the undertail coverts and/or crown/nape.

2. 2

   Bentuk paruh

   Bentuk dan warna paruh, tanda lapangan kunci.

   Strong, chisel-shaped, and pointed beak, typically dark grey or black, adapted for drilling into wood.

3. 3

   Warna mata

   Warna iris dan tanda khas di sekitar mata.

   Dark brown to reddish-brown.

4. 4

   Warna kaki

   Warna kaki dan jari.

   Greyish-black or dark grey, zygodactyl feet (two toes pointing forward, two backward) for gripping tree trunks.

5. 5

   Ciri pembeda

   Ciri menonjol yang membedakan spesies ini.

   Distinctive black and white patterning, often with red accents. Stiff tail feathers used as a prop while climbing. Characteristic undulating flight pattern.

6. 6

   Penampilan muda

   Bagaimana yang muda berbeda dari yang dewasa.

   Juveniles often have a red crown (forehead to nape), which is typically more extensive than the adult male's red markings and present in both sexes. Their plumage may also appear duller or browner than adults.

7. 7

   Perubahan musiman

   Variasi bulu antara musim kawin dan tidak kawin.

   Generally, no significant seasonal plumage changes. Plumage remains consistent throughout the year, though wear and tear can make feathers appear duller before molting.

8. 8

   Dimorfisme seksual

   Perbedaan antara jantan dan betina.

   Present in most species, typically involving the presence or absence of red on the crown or nape. Males usually have more extensive red markings on the head than females. For example, in the Great Spotted Woodpecker (D. major), males have a red patch on the nape, while females have a black nape.

Tanda lapangan kunci

• Plumage Pattern. Look for the characteristic black and white patterning. Most Dendrocopos species have a black back with prominent white shoulder patches, white underparts, and black and white barring on the wings. Note the presence and extent of red markings on the head (crown/nape) and undertail coverts.
• Size. Estimate the bird's size relative to common birds. Dendrocopos species range from small (e.g., Lesser Spotted Woodpecker, now Dryobates minor) to medium-sized (e.g., Great Spotted Woodpecker). This helps narrow down possibilities.
• Head Markings. Pay close attention to the facial pattern, especially the presence or absence of a black moustachial stripe, and the extent of red on the crown or nape. This is often key for distinguishing between similar species and sexes.
• Drumming. Listen for the distinctive drumming sound. Note the duration, speed, and resonance of the drum roll. Each species has a characteristic drumming pattern.
• Calls. Familiarize yourself with the species-specific calls. Many Dendrocopos species have sharp, distinctive calls that aid in identification, even when the bird is not visible.
• Behavior. Observe how the bird forages. Woodpeckers typically climb trees in a jerky, upward fashion, often spiraling around the trunk, and use their tail as a prop. Their undulating flight pattern is also a good clue.

Jelajahi Woodpecker (Dendrocopos genus)