Corrections.
"To Leap or Not to Leap" (SN: 4/22/06, p. 248) should have said that a day is now 0.002 second longer, not shorter, than it was a century ago. The bird pictured in "Bird hormone hormone, secretory substance carried from one gland or organ of the body via the bloodstream to more or less specific tissues, where it exerts some influence upon the metabolism of the target tissue. cuts noise distractions" (SN: 5/6/06, p. 285) is a white-crowned White-crowned may refer to: - White-crowned Manakin, tiny passerine bird in the manakin family
- White-crowned Parrot, small parrot which is a resident breeding species from eastern Mexico to western Panama
- White-crowned Pigeon, member of the family Columbidae
sparrow sparrow, common name of various small brown-and-gray perching birds. New World birds called sparrows are members of the finch family. They were named for their resemblance to the English sparrow and the European tree sparrow (members of the weaver bird family), both , not a white-throated sparrow.
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