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Shrinking sheep

Wild Soay sheep on the islands of the St. Kilda archipelago in the North Atlantic have been measured and monitored by scientists for decades. All this data now explains why females have been slowly getting smaller with generations. Credit: Arpat Ozgul

Comments (4)

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  • Amen, so to speak, to the poster re: coddling the evolutionarily unfit.
    Rita Sandstrom Rita Sandstrom
    Jul. 3, 2009 at 10:25am
  • Amen, so to speak, to the poster re: coddling the evolutionarily unfit.
    Rita Sandstrom Rita Sandstrom
    Jul. 3, 2009 at 10:25am
  • Amen, so to speak, to the poster re: coddling the evolutionarily unfit.
    Rita Sandstrom Rita Sandstrom
    Jul. 3, 2009 at 10:25am
  • Okay, so I'm new to this site and screwed up...sorry!
    Rita Sandstrom Rita Sandstrom
    Jul. 3, 2009 at 10:26am
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