Not a lone shark: bull sharks may form 'friendships' with each other, study finds

The apex predators show preferences for certain individuals and avoid others, according to new research on sharks in FijiThey reach 3.5 metres long, weigh more than 200kg and are an apex predator. But even apex predators need friends. And, according to new research, bull sharks may be capable of making them.A recently published study from Fiji shows that bull sharks develop companionships - with some sharks showing preferences for certain individuals and avoiding others. Continue reading...