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  2. Woodpecker - Wikipedia

    en.wikipedia.org/wiki/Woodpecker

    Woodpeckers tend to be sexually dimorphic, but differences between the sexes are generally small; exceptions to this are Williamson's sapsucker and the orange-backed woodpecker, which differ markedly. The plumage is moulted fully once a year apart from the wrynecks, which have an additional partial moult before breeding. [8]

  3. Sapsucker - Wikipedia

    en.wikipedia.org/wiki/Sapsucker

    Holes left by a sapsucker As their name implies, sapsuckers feed primarily on the sap of trees , moving among different tree and shrub species on a seasonal basis. Insects , especially those attracted to the sweet sap exuding from sap holes, are often captured and fed to the young during the breeding season.

  4. Ladder-backed woodpecker - Wikipedia

    en.wikipedia.org/wiki/Ladder-backed_Woodpecker

    The female lays between 2 and 7 eggs, which are plain white. The eggs are incubated by both sexes, but the nesting period and other details are unknown. Like most other woodpeckers the ladder-backed woodpecker bores into tree-trunks with its chisel-like bill to hunt for insects and their larva, but it also feeds on fruit produced by cacti.

  5. Yellow-bellied sapsucker - Wikipedia

    en.wikipedia.org/wiki/Yellow-bellied_sapsucker

    Sapsucker feeding can kill a tree by girdling, [27] which occurs when a ring of bark around the trunk is severely injured. [26] Ring shake—spaces between rings of growth in trees—can be a result of sapsucker injury. [28] Certain tree species are particularly susceptible to dying after being damaged by yellow-bellied sapsuckers.

  6. Northern flicker - Wikipedia

    en.wikipedia.org/wiki/Northern_flicker

    The eggs are the second-largest of the North American woodpecker species, exceeded only by the pileated woodpecker's. Incubation is by both sexes for about 11 to 12 days. Commonly the male will sit on the eggs overnight, and both the male and female will incubate the eggs during the day. [ 23 ]

  7. Red-bellied woodpecker - Wikipedia

    en.wikipedia.org/wiki/Red-bellied_Woodpecker

    The red-bellied woodpeckers use vocal signals to attract and communicate with potential mates. [13] A low "grr, grr" sound is observed in a pair of woodpeckers from the start of courtship until the end of the breeding season. [13] In an intraspecific conflict, red-bellied woodpeckers usually make a loud "chee-wuck, chee-wuck, chee-wuck" sound ...

  8. Red-naped sapsucker - Wikipedia

    en.wikipedia.org/wiki/Red-naped_Sapsucker

    The red-naped sapsucker is a medium-sized woodpecker, [11] measuring 19–21 cm (7.5–8.3 in) long and weighing 32–66 g (1.1–2.3 oz). [12] Adults have a black head with a red forehead, white stripes, and a red spot on the nape; they have a white lower belly and rump.

  9. Williamson's sapsucker - Wikipedia

    en.wikipedia.org/wiki/Williamson's_Sapsucker

    They have black wings with large white patches. The female is completely different in appearance: mainly black, with a pale yellow breast, a brownish head with black streaking and fine barring on the back, breast and sides. Originally, the female was considered to be a different species and named the black-breasted woodpecker by Cassin ...