Paleobiologist Dr. Kenshu Shimada has been fascinated by fossil sharks ... big as a stocky animal can be and still move efficiently through the water. Meanwhile, sleeker animals such as blue ...

Like the blue shark, it also had extra-long pectoral fins to support its ... despite what the Discovery Channel has said in the past,' notes Emma. 'If an animal as big as megalodon still lived in the ...

Spotted off the coast of Mexico’s Guadalupe Island, Deep Blue seems remarkably unbothered as she floats past some divers, two of whom are inside a relatively flimsy-looking cage, but one who seems ...

There are nearly 30 species of shark found in UK waters, but the blue shark is certainly one of the most impressive. With the white underbelly contrasting with its cobalt blue upper body ...