Mountain migration is a roller coaster for bar-headed geese - https://www.sciencenews.org/article...
Jan 17, 2015
from
Bar-headed geese rise and fall with the terrain below them when they migrate, scientists report in the Jan. 16 Science. This roller coaster flight pattern saves the birds energy, even though they must repeatedly climb to recover the altitude they lose at each dip in the topography.
- Halil
Nice international study, hence why this article in important! -> Paul Nurse accuses politicians of 'cowardice' over scientific evidence http://ff.im/1kPDQ0
- Halil