To travel far on cloudy days, pigeons listen to their gut
Summary Scientists have found that pigeons could use iron-rich immune cells in their livers as a sort of inner compass. In experiments, pigeons who lacked these cells grew to become…
Chinese researchers develop flapping-wing drones imitating eagles, pigeons, butterflies and beetles
Screenshot of the eagle-inspired flapping-wing drone Photo: CCTV Military Program Four flapping-wing drones developed by a analysis staff on the University of Science and Technology Beijing (USTB), which characteristic eagle,…