The "true" sign of the return of Spring

 Dear Folk and Gentle People,

You want to know when Spring will appear on the ground and not as an event from a white-domed astronomer? Well, listen up

We are not concerned with Punxsutawney Phil

Nor with Wiarton Willie whose accuracy ranges from 90% for the "believers" to 25% which is worse than just random guessing - so systematic - do as I say, not as I do`.

 

Rather, look for the return of the snow birds, they know.

 (They said I was gullible - a good trait for a wise old bird - and I believed them.)

These are my "snow birds" and they were escorting the equivalent of the groundhog, the Sandhill cranes:

 

 

 

 

And now Spring has sprung and released ....

 

 

 

 

 

 

 

 

 

 

 

Whatever that is?

 

WOB 

PS That was yesterday, Mon Mar 4 and the temperature was plus 18°C on 2 independent thermometers about 10m apart - so it must be true?