MailOnline’s Sadie Whitelocks free-dives with the fearsome bull shark in Fiji

‘Don’t stick your arms out and try to sit still,’ we were told as we nervously boated out to the shark diving site. We were about to take a dip with one of the world’s most dangerous shark species, the bull, which has gained a reputation for being aggressive and unpredictable.  At the time of … Read more