Comments on: Woolly_mammoth http://blog.nature.org/science/2013/05/21/genetic-engineers-and-conservation-biologists-scenes-from-a-first-date/woolly_mammoth-2/ Cool Green Science: The Science Blog of The Nature Conservancy Wed, 22 Oct 2014 21:13:01 +0000 hourly 1 http://wordpress.org/?v=3.9.2