Rüppell's Griffon Vulture
Known as the highest-flying bird, it has been recorded at an astonishing 11,300 meters (37,000 feet).
Bar-headed Goose
This migratory bird can fly over the Himalayas, reaching altitudes of up to 9,000 meters (29,500 feet).
Whooper Swan
These majestic birds have been observed at altitudes of around 8,000 meters (26,200 feet).
Alpine Chough
This crow-like bird is found in high-altitude mountain regions and can reach heights of 8,000 meters (26,200 feet).
Lammergeier
Also known as the bearded vulture, this bird can soar to heights of 7,300 meters (24,000 feet).
Andean Condor
This iconic South American bird is known for its high-altitude flights, often reaching 6,500 meters (21,300 feet).
Bar-tailed Godwit
This long-distance migrant can fly at altitudes of up to 6,400 meters (21,000 feet).
Common Crane
These large birds have been observed flying at altitudes of 10,000 meters (32,800 feet).
Mallard
While not typically known for their high-altitude flights, mallards have been recorded flying at 6,400 meters (21,000 feet).