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Latest Adenostoma fasciculatum Stories

Ecological Impacts Linked To Poorly Camouflaged Walking Sticks
2013-10-22 06:31:29

Researchers studying the evolution of a California walking stick into separate, distinct forms have found that such rapid changes in a creature’s appearance can set of a chain of ecological impacts.


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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