To travel far on cloudy days, pigeons listen to their gut - CNN

To travel far on cloudy days, pigeons listen to their gut CNN A new study says homing pigeon livers act like compasses. Other experts aren’t so sure Scientific American How do pigeons sense Earth's magnetic field? Scientists say they’ve solved the mystery. National Geographic Pigeons may be navigating with their liver, study suggests AP News Homing pigeons may use a surprising navigation mechanism Science News