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Marine mammals Reference Libraries

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Common dolphin
2006-07-30 13:39:14

The common dolphin is the name given to up to three species of dolphin making up the genus Delphinus. Prior to the mid-1990s, most taxonomists only recognized one species in this genus, the Common Dolphin Delphinus delphis. Modern cetologists usually recognize two species - the Short-beaked Common Dolphin, which retains the systematic name Delphinus delphis, and the Long-beaked Common...

Word of the Day
pawl
  • A pivoted catch designed to fall into a notch on a ratchet wheel so as to allow movement in only one direction (e.g. on a windlass or in a clock mechanism), or alternatively to move the wheel in one direction.
The word 'pawl' probably comes from a Latin word meaning 'stake'.
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