It is falsifiable, just from a basic bird standpoint. Energy usage and flight speed is listed on allaboutbirds.org and you can calculate the rest just from knowing how birds work (for one, owls don’t really migrate at all, though there are of course exceptions with everything in bird world).
It is falsifiable, just from a basic bird standpoint. Energy usage and flight speed is listed on allaboutbirds.org and you can calculate the rest just from knowing how birds work (for one, owls don’t really migrate at all, though there are of course exceptions with everything in bird world).
But you don’t know if the equation they used was for if the owl is swimming through the deep ocean. That would take a lot of calories.