With the white underbelly contrasting with its cobalt blue upper body, it's easy to see where this nomadic shark got its name from. They normally grow up to an average size of 230cm long ...

Blue shark, Prionace glauca, is a pelagic species found off both coasts of North America. (Photo by: ... [+] Mark Conlin/VW PICS/UIG via Getty Image) On February 17, 2023, fishers off Grama Bay in ...