How would fluctuations in the magnetic field kill birds in mid flight and fish swimming in mass though? Yes, it may confuse them, but their ability to fly would not be altered, although they may have lost their radar.
A pilot in an aircraft can still fly the plane, even if the radar is lost.
Quoting: 2012PortalBirds:
Their ability to navigate is lost they no longer where the ground is and therefore Fly straight into it suffering major trauma.
Many examples of this exist.
Fish:
Beach themselves because their brain is telling them to go in that direction it make no sense but they will and do suffocate.
There are many examples of this in sea life to.
seeming otherwise health animals being disorientated and dying as a result.
Your comparing a human to animals, you can't we are not the same. Sharks have developed extremely sensitive food finding devices in their noses they can in effect "smell" blood from miles away. ?Humans can't do that, Dogs have a similar sense, humans don't, bats have radar and can "see" in the night, humans don't.
Your making assumptions based on your perception of senses.
