6,000 m. Dr. Lucy Hawkes said: Our highest single records were of birds flying briefly at 7290 m and 6540 m and 7 of the highest 8 occurred during the night. Interestingly, flying at night means that the air is colder and denser and, again, would reduce the cost of flight compared to the daytime.
Date: Jan 17, 2015
Category: Sci/Tech
Source: Google
Research team analyzes 'Roller Coaster Flight' pattern of Bar-Headed Geese
Dr. Lucy Hawkes, from the University of Exeter, a member of the research team, explained that in their previous studies related to the birds, they found that the bird would often fly at night when the air is colder and denser.
Date: Jan 16, 2015
Category: Sci/Tech
Source: Google
Geese use "roller coaster" strategy to fly over Himalayas: study
"Our highest single records were of birds flying briefly at 7290 meters and 6540 meters and seven of the highest eight occurred during the night," said co-author Lucy Hawkes of the University of Exeter, explaining that flying at night would reduce the cost of flight compared to the daytime because t