Larry is right. I didn't read it carefully enough. This is indeed 'our'
American Black Swift. Amazing. Bob OBrien

On Mon, Mar 21, 2022 at 11:20 AM Larry Schwitters <leschwitters at me.com>
wrote:


> They got this kind of data on the European Common Swift a few years back.

> But this now shows the American Black Swift does the same amazing things.

>

> Larry Schwitters

> Issaquah

>

> On Mar 21, 2022, at 10:00 AM, Robert O'Brien <baro at pdx.edu> wrote:

>

> This of course is the Eurasian Swift, Apus apus not the North American

> Black Swift that we have here on the West Coast. But who knows? It had

> already been established that Apus apus can stay aloft for long periods of

> time . But the time reported in this study is astounding. Bob OBrien

> Portland

>

>

> On Sunday, March 20, 2022, Dan Reiff <dan.owl.reiff at gmail.com> wrote:

>

>> Very interesting!:

>>

>> https://www.sciencedaily.com/releases/2022/03/220317111903.htm

>>

>> Dan Reiff

>> MI

>> Sent from my iPhone

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