But what this animal tells us [is] that actually the last common ancestor of the two groups had lots of bone, so rather than sharks being primitive, sharks are actually very highly evolved in their own way, and just as highly evolved as we are. Sam Giles More Quotes by Sam Giles More Quotes From Sam Giles It's a very interesting fossil, and it's very small, it's surprising that something so tiny could have so much information in it. Sam Giles latest-headlines There are over 60,000 species of living jawed vertebrates, and they encompass pretty much everything you can think of [with a backbone] that lives on land or in the sea, but we don't really know what they looked like when they split. Sam Giles latest-headlines Presumably, the jaw is in a middle of the river somewhere in Siberia. Sam Giles latest-headlines
