A pigeon (Columba livia) takes flight. (Vincent Pommeyrol/Moment/Getty Images) Long before the arrival of internet messengers ...

The birds might use the organs' iron-rich immune cells as internal compasses on overcast days, when they must rely on Earth’s ...

For decades, scientists have puzzled over how pigeons and many other animals navigate across vast distances with remarkable ...

Researchers have discovered that pigeons may use special iron-rich immune cells in their livers to sense the Earth’s magnetic ...

Scientists have long known that migrating birds and homing pigeons navigate in part by sensing the Earth’s magnetic fields, ...