Bar headed goose

Recent work at Bognor University by a team headed by Charles Bishop has shown they actually follow the contours as they fly from their breeding ground in the high lakes North of the Himalayas south over the Himalayas into the Indian sub continent

See wikipedia for images and an overview
http://en.wikipedia.org/wiki/Bar-headed_goose

This is an interesting article
http://www.birdlife.org/datazone/speciesfactsheet.php?id=379

Here is the summary of the Bognor Research
http://barheadedgoose.bangor.ac.uk/about.php.en