![]() ![]() Like other woodpeckers, it also produces a drumming sound(sounds like four taps Like other woodpeckers, it also produces a drumming sound with its beak as it pecks into trees. The rattle-call is short burst that sounds similar to a bouncing ball, while HAWO is a shorter burst of the same amplitude. One may identify the woodpecker by pik-call, counting half a second between piks. The downy woodpecker gives a number of vocalizations, including a short "pik" call. The downy woodpecker's bill is shorter than its head, whereas the hairy woodpecker's bill is approximately equal to head length. The downy woodpecker is virtually identical in plumage pattern to the larger hairy woodpecker, but it can be distinguished from the hairy by the presence of black spots on its white tail feathers and the length of its bill. Adult males have a red patch on the back of the head whereas juvenile birds display a red cap. ![]() They have a black tail with white outer feathers barred with black. There is a white bar above the eye and one below. The downy woodpecker is mainly black on the upperparts and wings, with a white back, throat and belly and white spotting on the wings. Standard measurements are as follows: the wing chord is 8.5–10 cm, the tail is 4–6 cm, the bill is 1–1.8 cm and the tarsus is 1.1–1.7 cm. The total length of the species ranges from 14 to 18 cm and the wingspan from 25 to 31 cm. Adult downy woodpeckers are the smallest of North America's woodpeckers but there are many smaller species elsewhere, especially the piculets. ![]()
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