<P> Migratory birds and birds of prey can reach substantial heights while flying . This list gives the highest recorded flights for various species (limited to observations of 4,500 metres / 15,000 feet and above). </P> <Table> <Tr> <Th> Bird </Th> <Th> Image </Th> <Th> Specie </Th> <Th> Family </Th> <Th> Maximum height </Th> <Th> Details </Th> </Tr> <Tr> <Td> Rüppell's vulture </Td> <Td> </Td> <Td> Gyps rueppellii </Td> <Td> Accipitridae </Td> <Td> 11,300 metres (37,100 feet). </Td> <Td> Vultures use their excellent eyesight to scan the landscape below from a relatively static aerial position . Instead of flying over a larger distance, they use elevation to expand their field of vision . If they spot a meal down below, the climb has an immediate payoff . </Td> </Tr> <Tr> <Td> Common crane </Td> <Td> </Td> <Td> Grus grus </Td> <Td> Gruidae </Td> <Td> 10,000 metres (33,000 feet) </Td> <Td> This height was recorded above the Himalayas . This great height allows them to avoid eagles in mountain passes . </Td> </Tr> <Tr> <Td> Bar - headed goose </Td> <Td> </Td> <Td> Anser indicus </Td> <Td> Anatidae </Td> <Td> 8,800 metres (29,000 feet) </Td> <Td> They also fly over the peaks of the Himalayas on their migratory path . </Td> </Tr> <Tr> <Td> Whooper swan </Td> <Td> </Td> <Td> Cygnus cygnus </Td> <Td> Anatidae </Td> <Td> 8,200 metres (27,000 feet) </Td> <Td> This height was attained by a flock of whooper swans flying over Northern Ireland, and recorded by radar . </Td> </Tr> <Tr> <Td> Alpine chough </Td> <Td> </Td> <Td> Pyrrhocorax graculus </Td> <Td> Corvidae </Td> <Td> 8,000 metres (26,500 feet) </Td> <Td> This height was recorded on Mount Everest . </Td> </Tr> <Tr> <Td> Bearded vulture </Td> <Td> </Td> <Td> Gypaetus barbatus </Td> <Td> Accipitridae </Td> <Td> 7,300 metres (24,000 feet). </Td> <Td> </Td> </Tr> <Tr> <Td> Andean condor </Td> <Td> </Td> <Td> Vultur gryphus </Td> <Td> Cathartidae </Td> <Td> 6,500 metres (21,300 feet) </Td> <Td> </Td> </Tr> <Tr> <Td> Mallard </Td> <Td> </Td> <Td> Anas platyrhynchos </Td> <Td> Anatidae </Td> <Td> 6,400 metres (21,000 feet) </Td> <Td> This height was recorded over Nevada . </Td> </Tr> <Tr> <Td> Bar - tailed godwit </Td> <Td> </Td> <Td> Limosa lapponica </Td> <Td> Scolopacidae </Td> <Td> 6,000 metres (20,000 feet) </Td> <Td> It can reach this height while migrating . </Td> </Tr> <Tr> <Td> White stork </Td> <Td> </Td> <Td> Ciconia ciconia </Td> <Td> Ciconiidae </Td> <Td> 4,800 metres (16,000 feet). </Td> <Td> It can reach this height while migrating . </Td> </Tr> </Table> <Tr> <Th> Bird </Th> <Th> Image </Th> <Th> Specie </Th> <Th> Family </Th> <Th> Maximum height </Th> <Th> Details </Th> </Tr>

Are there birds that fly at 30000 feet