“Magnetic Alignment Enhances Homing Efficiency of Hunting Dogs,” eLife, June 16, 2020.
“The research suggests that the magnetic field may provide dogs (and mammals generally) with a ‘universal’ reference frame, which is essential for long-distance navigation.” From Hynek Burda’s group in the Czech Republic. More here.
https://microwavenews.com/papers/dogs-and-earths-magnetic-field