But — as their shark name implies — these fish have ... They also have a distinct black spot just before their tail fins. Their fins range from red to orange in color with some dusky black ...

Chisholm was responding to multiple social-media reports by the Nantucket Current, including the accompanying video post that shows a man trying to pull the massive shark ashore by its tail fin.

The work of Cayman's shark taggers is the subject of a new documentary, 'Tagged & Tracked', that premiered this week.

When hunting, the shark will swim close to a school of fish and use their pectoral fins to brake, causing the tail fin to flick over the body into the shoal. Fish that are hit by the tail are ...