Animal death mystery: Two MILLION dead fish wash up in Maryland bay | Mail Online
This sounds serious for duck hunters.
Inbuilt navigation systems in birds and fish is believed to be affected by magnetism.
Scientists have said the Magnetic North Pole is shifting at an average of around 25 miles a year.
With birds and fish relying on it to travel to breeding grounds and warmed climes, there are fears that the shifting pole could be confusing the animals which means they do not migrate in time to avoid cold weather.
This sounds serious for duck hunters.