But the finding suggests that the need to reduce weight
in migrators is a sufficient evolutionary force to drive some of the difference.
Not exact matches
Dams are a major problem for some of these
migrators — there are at least 37,600 hydropower dams
in rivers globally, with hundreds more
in progress.
Writing
in Creative Time Reports, Robert Lovato describes some of the cultural interventions that artist / activists are staging to campaign for migrants» rights — particularly those adapting the monarch butterfly, that great
migrator, as the movement's symbol.