You can read the column here.
You can read the annotated poem here.
A few lucky people got to see the show.
The two were across the Allendale Brook from the Pirie Mayhood Tower and then worked their way down the brook.
I can't recall ever seeing a pair on the same tree in the Celery Farm.
(Found this in a folder of old Celery Farm photos. Mark Staunton, whom I used to often at the CF, took the photo. Thanks, Mark, wherever you are!)