Are bacteria responsible for the magnetic ‘sixth sense’ of marine animals?

A new paper has suggested that a symbiotic relationship with magnetotactic bacteria, capable of sensing the Earth’s magnetic field, may be behind the incredible navigational skills of marine animals including penguins, turtles and whales. So is this what is going on? Or is it too soon to tell? Since the invention and advancement of satellite … More Are bacteria responsible for the magnetic ‘sixth sense’ of marine animals?