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2008-10-10 15:25:00

The second-known instance of "virgin birth" in a shark has been confirmed through DNA testing, scientists said. A pup carried by a female Atlantic blacktip shark named Tidbit in the Virginia Aquarium & Marine Science Center contained no genetic material from a male. Beth Firchau, the curator of fish at the Virginia Aquarium & Marine Science Center in Virginia Beach said Tidbit was born in the wild and lived there for eight years with no males of the same species. The first documented...


Word of the Day
sough
  • A murmuring sound; a rushing or whistling sound, like that of the wind; a deep sigh.
  • A gentle breeze; a waft; a breath.
  • Any rumor that engages general attention.
  • A cant or whining mode of speaking, especially in preaching or praying; the chant or recitative characteristic of the old Presbyterians in Scotland.
  • To make a rushing, whistling, or sighing sound; emit a hollow murmur; murmur or sigh like the wind.
  • To breathe in or as in sleep.
  • To utter in a whining or monotonous tone.
According to the OED, from the 16th century, this word is 'almost exclusively Scots and northern dialect until adopted in general literary use in the 19th.'
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