How pigeons exploit magnetic fields for navigation

Electron microscopy image of pigeon liver tissue shows hepatic macrophage (blue) in contact to nerve fiber (yellow), which enables them to transmit (“magnetic”) information to the pigeon brain. Lisowski et al. (2026) Science Electron microscopy image of pigeon liver tissue shows hepatic macrophage (blue) in contact to nerve fiber (yellow), which enables them to transmit (“magnetic”) information to the pigeon brain. Lisowski et al. (2026) Science Histology of pigeon liver tissue, depicting iron-containing macrophages (blue). Lisowski et al. (2026) Science Histology of pigeon liver tissue, depicting iron-containing macrophages (blue). Lisowski et al. (2026) Science Electron microscopy image of pigeon liver tissue, with full colorization of cells. Lisowski et al. (2026) Science Electron microscopy image of pigeon liver tissue, with full colorization of cells. Lisowski et al. (2026) Science Histology of pigeon liver tissue, depicting iron-containing macrophages (blue). Lisowski et al. (2026) Science Electron microscopy image of pigeon liver tissue, with full colorization of cells. Lisowski et al. (2026) Science All the pigeons in the control group successfully navigated their way back to the aviary; those that received the injections lost their sense of direction and did not return home until the following day, when the sun was out. …