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Isistius Reference Libraries

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Cookiecutter shark
2007-04-18 15:16:24

The Cookiecutter shark, Isistius brasiliensis, also known as the cigar shark or luminous shark, is a small rarely-seen dogfish shark. Anatomy and morphology The Cookiecutter sharks often glow green and grow up to 20 in (50 cm) long. The underside of the shark is bioluminescent, glowing a pale blue-green that matches the background light from the ocean's surface that serves as camouflage...

Word of the Day
bibliopole
  • A bookseller; now, especially, a dealer in rare and curious books.
This word comes from a Greek phrase meaning 'book seller.'
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