The term came into popular usage in 2009, when a University of Albany student named Masai Andrews founded the website and a trypophobe support group on Facebook, according to Popular Science. The term "trypophobia" is thought to have originated on an online forum entitled " A Phobia of Holes." A user named Louise from Ireland consulted the Oxford Word and Language Service for help crafting the word, which translates to "fear of boring holes" in Greek. (Image credit: Shutterstock) Is trypophobia real? The pattern it leaves is disturbing to some people. Stable, apart from some local declines resulting from degradation of oak woodlands.The acorn woodpecker stashes acorns in numerous holes the bird drills into tree bark. Vagrant: found rarely or casually, primarily in fall and winter, away from woodland habitats along the immediate Pacific coast and in western deserts accidental north to British Columbia and east to the Great Plains states from North Dakota south to coastal Texas. Isolated breeding populations are found on the east side of the Sierra Nevada, California on the central Edwards Plateau, Texas and possibly in far southern Colorado. Most abundant where several species of oaks co-occur. Year-round: oak woodlands and mixed oak-conifer or oak-riparian woodlands. Drum: a simple, slow roll of about 10–20 beats.Ĭommon. Also, a scratchy, drawn-out krrrrit or krrrit-kut, and a high, cawing urrrk. Call: loud wack-a, wack-a or ja-cob, ja-cob series. The acorn is noisy and conspicuous in communal groups, with raucous “Woody Woodpecker” calls. White-headed woodpecker has similar white wing patch and black back, but lacks white rump and belly Lewis’s lacks white areas in plumage. Unmistakable given its group-living habits and loud calls. There is considerable additional variation in the remaining range south to Colombia, with 5 additional subspecies. Pacific coast birds, bairdi, have slightly longer and stouter bills than nominate birds of the interior West. Juvenile: resembles adult but black areas are duller and the iris is dark juveniles of both sexes have a solid red crown like that of the adult male. The adult female is similar, but the white forehead is separated from the red crown by a black band. Adult male has white forehead meeting the red crown. The head pattern is striking, with a ring of black around the base of the bill, a red crown patch, a white forecrown narrowly connected to the yellow-tinged white throat, and black sides of the head setting off a staring white eye. Length 9".Ī boldly patterned black-and-white woodpecker with a white patch at the base of the primaries, a white rump, black chest, streaked black lower breast, and white belly. Acorn woodpeckers also feed by sallying for flying insects and gleaning trunks, and they often eat ants (as reflected in the species’ scientific name). These groups maintain and protect impressive granaries in which thousands of acorns are stored in holes drilled in tree trunks or utility poles for future consumption in a study a single tree contained more than 50,000 acorn-storage holes. This conspicuous clown-faced woodpecker of western oak woodlands is remarkable for its social habits, living over much of its range in communal groups of up to 4 or more breeding males and as many as 3 breeding females.
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