The study of these reversals reveals that they usually ... A significant shift in magnetic poles could confuse these animals, potentially leading to disoriented migration routes.

Would a dramatic change in the Earth's magnetic field ... field's strength or even a reversal? Or might extinctions, perhaps mass extinctions, be in the offing? Animal magnetism One of the first ...

lobsters and sea turtles – are known to navigate using the magnetic field lines that stretch from Earth's north to south pole. Scientists knew the animals used this magnetic information as a ...

there's little evidence to date that "flips" per se inflict any lasting damage (see Impact on Animals). It might sound as if scientists have all the answers regarding magnetic reversals.

Magnetic pole flips happen randomly, sometimes taking 10,000 to 50 million years. The last full reversal, the Brunhes–Matuyama event, occurred 780,000 years ago. Around 41,000 years ago ...