Intra- and inter-population comparisons of size at reproduction, clutch size, and egg mass revealed differences between one stream and one lake population of ninespine stickleback (Pungitius pungitius ...
New research shows that when two species of stickleback fish evolved and lost their pelvises and body armor, the changes were caused by different genes in each species. That surprised researchers, who ...
SALT LAKE CITY, June 4, 2009 – New research shows that when two species of stickleback fish evolved and lost their pelvises and body armor, the changes were caused by different genes in each species.
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