Arctic Terns at broom

Two lovely birds with long streamers but always distant until one of them pretended to continue north and flew right over our heads calling:
Thanks to Steve for the text about these :-).
I've Been going to broom early each morning for a few days now but it hasn't payed off, the local sprawks give us false hope sometimes by putting all the gulls up - one day it will be an osprey though..

I'm also determine to get some pics of the yammers there but so far when I have the camera with me they have not cooperated!