The farmer’s flight height barometer, from the trove of German “farmer wisdom.”
Some beautifully acrobatic birds that summer in Germany feed on flying insects that stay near the ground in low pressure systems but may venture much higher in warm rising air. Watching the birds swoop and spin to catch them can thus tell you about the weather.
(Doss BOY ah lichh ah FLOOG hə en bah roh MAY tah.)