Marmalade hoverflies leave northern Europe each autumn to escape the cold winter. A study, by the University of Exeter, compared the number of males and females migrating at a northern point (Denmark) and further south (Spain). Marmalade hoverflies leave northern Europe each autumn to escape the cold winter. A study, by the University of Exeter, compared the number of males and females migrating at a northern point (Denmark) and further south (Spain). Plants & Animals Ecology Phys.org – latest science and technology news stories
Female hoverflies beat males on long-distance migrations, research finds
