Science news articles about 'pelvises'

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 8 (UPI) -- U.S. biologists have found the loss of pelvises and body armor in two species of stickleback fish was caused by different genes.