If they're superhuman, all those details might be as easy for them as scenery in a model railway. More convincingly though, if leaves didn't behave that way, t

If they're superhuman, all those details might be as easy for them as scenery in a model railway. More convincingly though, if leaves didn't behave that way, the entire rest of the world would have to be designed in a consistent way. Fluid dynamics would have to work differently - and consistently with everything else or we'd notice.