But that Mike Axford character in this show was such a wimp!Instead of the silly villains of Batman, The Green Hornet and Kato fought organized crime.
The oldest generally accepted shark scales are from about 420 million years ago, in the Silurian period. The first sharks looked very different from modern sharks. The majority of modern sharks can be traced back to around 100 million years ago. Most fossils are of teeth, often in large numbers.
Although the Greenland sharks are not a newfound species, their absurdly long lifespan has only now been discovered. Julius Nielsen, a marine biologist at the University of Copenhagen in Denmark, and a team of fellow researchers have found that the mysterious sharks don't even reach maturity until 150 years.