Michael Price wrote this priceless synopsis:

>Depends, John, on the species of swift and the types of swallows in the
>area. Usually, the ID problem is a swallow in silhouette, at altitude or
>distance, whose plumage detail is inaccessible and whose flight-style and
>-profile resemble a swift; past a certain point of birding experience, one
>will almost always recognise a swift for what it is.... (the rest snipped
but saved)
_________
Thank you very much Michael! I'm absolutely overwhelmed and amazed at your
knowledge.
I'll print this out and study it while watching them this weekend.

John Shelton
Portland, Oregon