Migratory birds change how high they fly over deserts and seas. Wing shape, feather color, and heat all play a role in helping them survive.
Long distance migratory birds are declining. The findings, therefore, will have implications for wind energy development in marine environments and in bird covservation efforts.
Across UK gardens, magpies and pigeons muscle in while robins and sparrows wait on the sidelines. A two-minute winter morning ritual quietly hands power back to the small birds. Every winter, ...