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Rare snake with two heads undergoes surgery to remove ovaries. See the 'Two-headed gal'
A two-headed rat snake on a state-wide tour to show off how ... incomplete splitting of an embryo," according to the southeast Michigan reptile zoo's website. For every 100,000 snake births ...
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What Is the Fastest Snake in the World?
According to a University of Michigan study, snakes won the evolutionary ... and speed make it an efficient predator. The Texas rat snake (Pantherophis obsoletus) is another fast-moving ...