How many angels can dance on the head of a pin? dancing on a needle's point occurs in an expository work by the English divine, William Sclater (1575-1626). In "An exposition with notes vpon the first Epistle to the Thessalonians" (1619), Sclater claimed that scholastic philosophers occupied themselves with such pointless questions as whether angels "did occupie a place; and so, whether many might be in one place at one time; and how many might sit on a Needles point; and six hundred such like needlesse points." Harrison proposes that the reason an English writer first introduced the "needle’s point" into a critique of medieval angelology is that it makes for
Blue-headed racket-tail Blue-headed racket-tail The blue-headed racket-tail ("Prioniturus platenae"), also known as the Palawan racket-tail and locally as kinawihan, is a parrot found in the western Philippines around Palawan. It inhabits humid lowland forest in small flocks. It is threatened by habitat destruction and limited trapping for the cage-bird trade. The species was formerly considered conspecific with the blue-crowned racket-tail. The blue-headed racket-tail is 27–28 cm long. The plumage is green with a bright, light blue head, blue underwings (except for green coverts) and, in the male, a bluish breast. The beak is bluish gray and iris is yellowish. The species utters