Editor's note. The contents of this story may be disturbing to some readers. A bottlenose dolphin was found decapitated in North Carolina, and federal officials are offering up to $20,000 for ...

Bottlenose dolphins are a protected species known to reach 1,400 pounds and live up to 60 years in U.S. waters, NOAA says. This is not the dolphin that was found with its head missing on a North ...