seeder Posted October 23, 2017 #1 Share Posted October 23, 2017 Quote Shrews shrink their skulls by 20% to survive food shortages in the winter and then regrow them in the spring Researchers studied a group of 12 shrews from summer 2014 to autumn 2015 The X-rays revealed that their heads shrunk in winter, and grew in spring Scientists suggest that the decline in size helps them to live when food is scarce They are unsure of the mechanism for this shrinking and growing Read more: http://www.dailymail.co.uk/sciencetech/article-5001824/Shrews-skulls-SHRINK-20-winter.html#ixzz4wN3oOzvS Link to comment Share on other sites More sharing options...
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