Although the tiny birds have been scarcer around the feeder this year, preferring to take their sustenance from the nearby zinnia garden, they've been topping up with the nectar,. And now that the days are waning they've been sparring with each other to imbibe the sugary syrup.
They zoom one way and then another, bobbing and feinting to reach their goal and sip their fill.
It's one more sign that summer is winding down. But at least it's an entertaining one.